Onda Microwave Lipolysis for Double Chin in Seoul: Non-Surgical Submental Fat Reduction at Rappoel Dermatology Gangnam<\/title><br \/>\n<meta name=\"description\" content=\"Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline\">\n<link rel=\"alternate\" hreflang=\"en\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-lipolysis-en\/\" \/>\n<link rel=\"alternate\" hreflang=\"zh-TW\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-lipolysis-zh\/\" \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"MedicalClinic\", \"@id\": \"https:\/\/rappoel-clinic.com\/#clinic\", \"name\": \"Rappoel Dermatology Clinic\", \"alternateName\": [\"Rappoel \u76ae\u819a\u79d1\", \"\ub77c\ud3ec\uc5d8 \ud53c\ubd80\uacfc\"], \"url\": \"https:\/\/rappoel-clinic.com\", \"address\": {\"@type\": \"PostalAddress\", \"streetAddress\": \"77, Seocho-daero\", \"addressLocality\": \"Seocho-gu\", \"addressRegion\": \"Seoul\", \"postalCode\": \"06609\", \"addressCountry\": \"KR\"}, \"geo\": {\"@type\": \"GeoCoordinates\", \"latitude\": 37.4926, \"longitude\": 127.0175}, \"telephone\": \"+82-2-XXXX-XXXX\", \"openingHours\": [\"Mo-Fr 10:00-19:00\", \"Sa 10:00-17:00\"], \"medicalSpecialty\": \"Dermatology\", \"availableService\": [{\"@type\": \"MedicalProcedure\", \"name\": \"Thread Lift (Aptos)\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Hyaluronic Acid Filler\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Botulinum Toxin (Botox)\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Ultherapy \/ HIFU\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Skin Booster (Juvelook \/ Exosomes)\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Laser Skin Treatment\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Onda Coolwaves Body Contouring\"}], \"sameAs\": [\"https:\/\/www.instagram.com\/rappoel_official\"]}<\/script><br \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"Article\", \"headline\": \"Onda Microwave Lipolysis for Double Chin in Seoul: Non-Surgical Submental Fat Reduction at Rappoel Dermatology Gangnam\", \"description\": \"Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline\", \"inLanguage\": \"en\", \"author\": {\"@type\": \"Organization\", \"name\": \"Rappoel Dermatology Clinic\"}, \"publisher\": {\"@type\": \"Organization\", \"name\": \"Rappoel Dermatology Clinic\", \"logo\": {\"@type\": \"ImageObject\", \"url\": \"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/favicon-512.png\"}}, \"about\": {\"@id\": \"https:\/\/rappoel-clinic.com\/#clinic\"}}<\/script><br \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How many Onda sessions are needed to see results for double chin?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Most people begin seeing jawline clarity 2-4 weeks after the first session \u2014 because apoptotic fat cells require 2-4 weeks for macrophage phagocytosis and lymphatic metabolism. The first session typically reduces submental fat by 30-40%; for mild double chin (pinch thickness <2cm), one session achieves satisfactory results. Moderate double chin (2-3cm) recommends 2 sessions; severe (>3cm or with significant skin laxity) may require 3 sessions or combination with thread lifting. Sessions are spaced 4-6 weeks apart \u2014 waiting for the full effect of the previous session before assessing need for additional treatment. Rappoel's approach: 4-week post-treatment follow-up with comparison photos to determine the next step based on actual fat reduction.\"}}, {\"@type\": \"Question\", \"name\": \"Is Onda microwave lipolysis painful? Is anesthesia needed?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Onda's treatment sensation is warm but not painful \u2014 the blue-core cooling system maintains epidermal temperature at 15-20\u00b0C ensuring skin is completely shielded from thermal stimulation, while 2.45GHz microwaves selectively concentrate thermal effects in the fat layer. Most patients describe a continuous warmth in the submental area (similar to a warm compress), with mild heat sensation in the latter half of treatment that is entirely tolerable. No anesthesia needed \u2014 no needles, no incisions, no invasion. Warmth disappears immediately after treatment; mild redness may occur (resolves within 30 minutes). Compared to cryolipolysis's pulling-freezing sensation and injection lipolysis's swelling pain, Onda offers the highest comfort level.\"}}, {\"@type\": \"Question\", \"name\": \"Will skin sag after Onda lipolysis? What if fat is gone but skin is loose?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This is Onda's greatest advantage over other non-surgical lipolysis methods \u2014 Onda does not cause post-treatment skin laxity. Reason: 2.45GHz microwaves heat not only the fat layer but also the deep dermis and SMAS fascia \u2014 when temperature reaches 50-55\u00b0C, collagen fibers undergo immediate contraction and subsequent remodeling, achieving simultaneous skin tightening. Clinical data shows Onda treatment improves submental skin firmness by an average of 15-20%. Cryolipolysis and injection lipolysis only destroy fat without contracting skin \u2014 potentially causing a deflated-bag effect in those with pre-existing skin laxity. For severe skin laxity double chin, Rappoel may recommend Onda + thread lifting combination \u2014 Onda for fat removal, thread lifting for neck skin elevation.\"}}, {\"@type\": \"Question\", \"name\": \"What are the post-treatment care instructions after Onda submental lipolysis?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Post-care is very simple: (1) Avoid high-temperature environments (sauna, hot bath, intense exercise) for 24 hours \u2014 the fat layer remains metabolically active post-heating, external heat may worsen swelling. (2) Gently massage the submental area for 5 minutes daily for 3 days \u2014 promoting lymphatic drainage and metabolite elimination. (3) Drink plenty of water (2L+ daily) \u2014 assisting the lymphatic system in transporting apoptotic fat cell metabolites. (4) Avoid vigorous neck pressure and friction for 1-2 weeks. (5) No special dietary restrictions, but reducing high-salt foods (minimizing water retention and swelling) is recommended. Recovery: mild redness and warmth may persist on treatment day, slight swelling days 1-2, normal by day 3. Daily life and work are completely unaffected.\"}}, {\"@type\": \"Question\", \"name\": \"Will double chin return after Onda? Can fat grow back?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Onda-destroyed fat cells are permanently eliminated \u2014 apoptotic adipocytes do not regenerate. However, remaining fat cells can still enlarge with weight gain. Post-treatment maintenance isn't about worrying whether fat returns, but keeping weight stable. If weight increases by 5kg+ post-treatment, submental fullness may reappear \u2014 but typically not to pre-treatment levels (since total fat cell count has been reduced by 30-40%). Rappoel's recommendation: maintain weight with healthy diet and moderate exercise for long-lasting results. For metabolic disorder-related obesity (e.g., hypothyroidism), the underlying condition must be treated first. Onda is ideal for those with normal BMI but stubborn local fat \u2014 it's a contouring tool, not a weight-loss method.\"}}]}<\/script><\/p>\n<style>\n*{box-sizing:border-box;margin:0;padding:0}\nbody{font-family:'PingFang SC','Noto Sans KR',sans-serif;background:#fffcf7;color:#3d2e1e;line-height:1.8}\n.wrap{max-width:677px;margin:0 auto;padding:32px 20px 60px}\n.banner{background:#FFF8EC;text-align:center;padding:36px 20px 28px;margin-bottom:36px;border-bottom:1px solid #e8d5c0}\n.banner-tag{font-size:11px;letter-spacing:3px;color:#8B7355;text-transform:uppercase;margin-bottom:12px}\n.banner h1{font-size:24px;color:#3d2e1e;line-height:1.4;margin-bottom:12px}\n.banner .sub{font-size:13px;color:#6b5240;line-height:1.7}\nh2{font-size:19px;color:#3d2e1e;margin:32px 0 14px;padding-bottom:8px;border-bottom:1px solid #e8d5c0}\nh3{font-size:16px;color:#3d2e1e;margin:22px 0 10px}\np{font-size:15px;color:#555;line-height:1.9;margin-bottom:14px}\n.highlight{background:#fff;border:1px solid #f0e8dc;border-left:3px solid #D4A574;padding:16px 20px;margin:22px 0;border-radius:0 6px 6px 0}\n.highlight p{margin:0;font-size:14px;color:#6b5240}\n.card{background:#F5E6C8;border:1px solid #e8d5c0;border-radius:8px;padding:18px 22px;margin:16px 0}\n.card-title{font-size:13px;font-weight:700;color:#3d2e1e;margin-bottom:6px}\n.card p{font-size:14px;margin:0}\n.faq-item{margin:14px 0;border-bottom:1px solid #f0e8dc;padding-bottom:14px}\n.faq-q{font-weight:700;color:#3d2e1e;font-size:15px;margin-bottom:6px}\n.faq-a{font-size:14px;color:#555;line-height:1.8}\n.cta{background:#F5E6C8;text-align:center;padding:32px 20px;margin-top:40px;border-radius:8px}\n.cta h3{font-size:17px;color:#3d2e1e;margin-bottom:8px}\n.cta p{font-size:13px;color:#6b5240;margin-bottom:4px}\nimg{max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px}\nul,ol{padding-left:22px;margin-bottom:14px}\nli{font-size:15px;color:#555;line-height:1.9;margin-bottom:4px}\n.schema-block{display:none}\n@media(max-width:600px){.wrap{padding:20px 14px 40px}.banner h1{font-size:20px}}\n<\/style>\n<p><\/head><br \/>\n<body><\/p>\n<div class=\"wrap\">\n<div class=\"banner\">\n<div class=\"banner-tag\">Laser<\/div>\n<h1>Onda Microwave Lipolysis for Double Chin in Seoul: Non-Surgical Submental Fat Reduction at Rappoel Dermatology Gangnam<\/h1>\n<div class=\"sub\">Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline<\/div>\n<\/p><\/div>\n<p>Double chin (submental fullness) is one of the most frustrating facial contour concerns \u2014 not because it’s the hardest to solve, but because it’s everywhere: from the front your face looks rounder, from the side your chin and neck merge into one line, and the 45-degree angle is the most aging double-chin perspective. The causes of double chin are more complex than most realize: (1) Submental fat pad enlargement \u2014 after age 30, even with stable weight, fat distribution shifts toward the face and neck. (2) Platysma muscle laxity \u2014 the platysma is a muscular curtain wrapping from chin to collarbone; age-related laxity allows fat pad descent and accumulation. (3) Mandibular retrusion \u2014 congenital or age-related insufficient mandibular development leaves the submental area without bony support. (4) Skin laxity \u2014 loose neck skin loses its ability to contain the fat pad. (5) Postural double chin \u2014 prolonged phone-browsing (Tech Neck) chronically compresses the submental area, concentrating fat and laxity. Rappoel Dermatology near Gangnam Station, Seoul, uses the Onda system from Italy’s Deeka \u2014 the world’s only 2.45GHz microwave lipolysis platform \u2014 to selectively heat and ablate submental fat, offering a non-surgical contour reshaping solution.<\/p>\n<h2>Onda Microwave Lipolysis \u2014 Why It Selectively Ablates Fat<\/h2>\n<ul>\n<li><strong>2.45GHz microwave \u2014 frequency tailored for fat:<\/strong> Onda uses 2.45GHz microwaves (same frequency as household microwave ovens but with entirely different power and focusing), which have a fat-selective absorption property in human tissue \u2014 fat absorbs 2.45GHz microwaves 3-5x more than skin and muscle, meaning microwave energy passes through skin with minimal absorption and concentrates as thermal energy only upon reaching the fat layer<\/li>\n<li><strong>Blue-core cooling protects the epidermis:<\/strong> The Onda handpiece features an integrated blue-core cooling system that lowers epidermal temperature to 15-20\u00b0C before microwave emission \u2014 ensuring the skin is completely protected from thermal damage while all thermal effects concentrate in the subcutaneous fat layer<\/li>\n<li><strong>45\u00b0C adipocyte apoptosis threshold:<\/strong> Fat cells are far less heat-tolerant than other cell types \u2014 when fat layer temperature reaches 45\u00b0C for 15-20 minutes, adipocytes undergo irreversible apoptosis (programmed cell death) \u2014 cell membranes remain intact but intracellular lipid droplets begin breaking down, subsequently phagocytosed by macrophages and metabolized via the lymphatic system. Unlike high-temperature necrosis (>60\u00b0C), apoptosis doesn’t trigger intense inflammation or tissue scarring<\/li>\n<li><strong>Dual collagen contraction:<\/strong> Microwave heating simultaneously acts on the deep dermis and SMAS fascia \u2014 when temperature reaches 50-55\u00b0C, collagen triple-helix structures unfold and re-crosslink, contracting for a skin-tightening effect. This means Onda tightens loose neck skin while ablating fat \u2014 lipolysis and skin tightening in one step<\/li>\n<li><strong>Coolwaves bilateral handpiece design:<\/strong> Onda’s Coolwaves handpiece is designed for bilateral jawline adaptation \u2014 conforming perfectly to the submental curve to ensure uniform microwave coverage across the entire fat pad without gaps<\/li>\n<\/ul>\n<h2>Onda Submental Lipolysis vs Other Fat Reduction Methods<\/h2>\n<ul>\n<li><strong>Onda vs Cryolipolysis (CoolSculpting\/Zeltiq):<\/strong> Cryolipolysis induces fat cell crystallization apoptosis at -11\u00b0C, but the submental area is small and curved, making applicator fit challenging \u2014 Onda’s microwave handpiece adapts precisely to any jawline curvature. Cryolipolysis reduces 20-25% fat per session, requiring 2-3 sessions; Onda reduces 30-40% per session, typically 1-2 sessions sufficient<\/li>\n<li><strong>Onda vs Injection Lipolysis (Kybella\/Deoxycholic acid):<\/strong> Injection lipolysis uses deoxycholic acid to disrupt fat cell membranes, but requires multiple sessions (3-6), significant post-injection swelling (3-5 days), and uncontrolled injection depth with marginal nerve injury risk. Onda is completely non-invasive, no downtime, and microwave heating uniformity far exceeds point-by-point injection destruction<\/li>\n<li><strong>Onda vs Submental Liposuction:<\/strong> Surgical liposuction is most thorough (60-70% fat reduction in one session), but requires incisions, 5-7 days compression dressing, with infection and asymmetry risks. Onda suits mild-to-moderate double chin or those preferring non-surgical approaches \u2014 gradual but trauma-free<\/li>\n<li><strong>Onda vs Thermage\/Ultherapy:<\/strong> Thermage and Ultherapy primarily tighten skin rather than dissolve fat \u2014 limited for fat-dominant double chins. Onda provides dual lipolysis + skin tightening, more effective for fat-type double chins<\/li>\n<\/ul>\n<h2>Rappoel Onda Submental Lipolysis Treatment Protocol<\/h2>\n<ol>\n<li><strong>Submental assessment and plan design (15 min):<\/strong> Evaluate double chin etiology (fat-dominant \/ laxity-dominant \/ skeletal \/ mixed) \u2192 pinch test confirming fat thickness \u2192 mark Onda handpiece placement zones \u2192 establish 1-2 session treatment plan (4-6 week intervals)<\/li>\n<li><strong>Blue-core cooling activation and handpiece positioning (5 min):<\/strong> Onda handpiece blue-core cooling system activated \u2192 handpiece conforms to submental curve and secured \u2192 confirm no air-gap between handpiece and skin<\/li>\n<li><strong>Microwave lipolysis treatment (35-40 min):<\/strong> 2.45GHz microwaves emitted continuously under blue-core cooling protection \u2192 patient feels warmth but not burning in submental area \u2192 physician repositions handpiece every 5 minutes for uniform coverage \u2192 infrared temperature monitoring ensures epidermis stays below 35\u00b0C while fat layer reaches 45\u00b0C<\/li>\n<li><strong>Immediate massage and sculpting (5 min):<\/strong> Post-treatment gentle submental massage to promote fat metabolism and lymphatic drainage \u2192 immediate post-treatment photography \u2192 post-care instructions provided<\/li>\n<\/ol>\n<p>Onda submental lipolysis’s gradual results surprise many clients \u2014 jawline clarity begins emerging 2-4 weeks after the first session as apoptotic fat cells are processed by macrophages and lymphatic system. Results compound with the second session for the ideal contour. No surgery, no injections, no downtime \u2014 just 45 minutes on the treatment bed. Located 3 minutes from Gangnam Station Exit 10, with seamless English and Chinese consultation.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"faq-item\">\n<div class=\"faq-q\">How many Onda sessions are needed to see results for double chin?<\/div>\n<div class=\"faq-a\">Most people begin seeing jawline clarity 2-4 weeks after the first session \u2014 because apoptotic fat cells require 2-4 weeks for macrophage phagocytosis and lymphatic metabolism. The first session typically reduces submental fat by 30-40%; for mild double chin (pinch thickness <2cm), one session achieves satisfactory results. Moderate double chin (2-3cm) recommends 2 sessions; severe (>3cm or with significant skin laxity) may require 3 sessions or combination with thread lifting. Sessions are spaced 4-6 weeks apart \u2014 waiting for the full effect of the previous session before assessing need for additional treatment. Rappoel’s approach: 4-week post-treatment follow-up with comparison photos to determine the next step based on actual fat reduction.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Is Onda microwave lipolysis painful? Is anesthesia needed?<\/div>\n<div class=\"faq-a\">Onda’s treatment sensation is warm but not painful \u2014 the blue-core cooling system maintains epidermal temperature at 15-20\u00b0C ensuring skin is completely shielded from thermal stimulation, while 2.45GHz microwaves selectively concentrate thermal effects in the fat layer. Most patients describe a continuous warmth in the submental area (similar to a warm compress), with mild heat sensation in the latter half of treatment that is entirely tolerable. No anesthesia needed \u2014 no needles, no incisions, no invasion. Warmth disappears immediately after treatment; mild redness may occur (resolves within 30 minutes). Compared to cryolipolysis’s pulling-freezing sensation and injection lipolysis’s swelling pain, Onda offers the highest comfort level.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Will skin sag after Onda lipolysis? What if fat is gone but skin is loose?<\/div>\n<div class=\"faq-a\">This is Onda’s greatest advantage over other non-surgical lipolysis methods \u2014 Onda does not cause post-treatment skin laxity. Reason: 2.45GHz microwaves heat not only the fat layer but also the deep dermis and SMAS fascia \u2014 when temperature reaches 50-55\u00b0C, collagen fibers undergo immediate contraction and subsequent remodeling, achieving simultaneous skin tightening. Clinical data shows Onda treatment improves submental skin firmness by an average of 15-20%. Cryolipolysis and injection lipolysis only destroy fat without contracting skin \u2014 potentially causing a deflated-bag effect in those with pre-existing skin laxity. For severe skin laxity double chin, Rappoel may recommend Onda + thread lifting combination \u2014 Onda for fat removal, thread lifting for neck skin elevation.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">What are the post-treatment care instructions after Onda submental lipolysis?<\/div>\n<div class=\"faq-a\">Post-care is very simple: (1) Avoid high-temperature environments (sauna, hot bath, intense exercise) for 24 hours \u2014 the fat layer remains metabolically active post-heating, external heat may worsen swelling. (2) Gently massage the submental area for 5 minutes daily for 3 days \u2014 promoting lymphatic drainage and metabolite elimination. (3) Drink plenty of water (2L+ daily) \u2014 assisting the lymphatic system in transporting apoptotic fat cell metabolites. (4) Avoid vigorous neck pressure and friction for 1-2 weeks. (5) No special dietary restrictions, but reducing high-salt foods (minimizing water retention and swelling) is recommended. Recovery: mild redness and warmth may persist on treatment day, slight swelling days 1-2, normal by day 3. Daily life and work are completely unaffected.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Will double chin return after Onda? Can fat grow back?<\/div>\n<div class=\"faq-a\">Onda-destroyed fat cells are permanently eliminated \u2014 apoptotic adipocytes do not regenerate. However, remaining fat cells can still enlarge with weight gain. Post-treatment maintenance isn’t about worrying whether fat returns, but keeping weight stable. If weight increases by 5kg+ post-treatment, submental fullness may reappear \u2014 but typically not to pre-treatment levels (since total fat cell count has been reduced by 30-40%). Rappoel’s recommendation: maintain weight with healthy diet and moderate exercise for long-lasting results. For metabolic disorder-related obesity (e.g., hypothyroidism), the underlying condition must be treated first. Onda is ideal for those with normal BMI but stubborn local fat \u2014 it’s a contouring tool, not a weight-loss method.<\/div>\n<\/div>\n<div class=\"cta\">\n<h3>Double chin hiding your side profile and forcing you to find angles in photos? Rappoel Onda microwave lipolysis \u2014 45 minutes non-surgical double chin elimination!<\/h3>\n<p>\ud83d\udccd 77, Seocho-daero, Seocho-gu, Seoul, South Korea<\/p>\n<p>\ud83d\udd50 Mon\u2013Fri 10:00\u201319:00 \u00b7 Sat 10:00\u201317:00<\/p>\n<p>\ud83d\udcac WeChat Main: rappoelkr | WeChat Backup: rappoelkr2 | LINE: rappoelkr<\/p>\n<p style=\"margin-top:16px;font-size:13px;color:#8B7355;\">Scan to connect with us<\/p>\n<div style=\"display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:10px;\">\n<div style=\"text-align:center;\">\n <img decoding=\"async\" src=\"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/Rappoel\u5fae\u4fe1\u4e8c\u7ef4\u7801\uff08\u4e3b\u53f7\uff09-1.png\" alt=\"WeChat Main QR Code\" style=\"width:120px;height:120px;border-radius:6px;\" \/><\/p>\n<p style=\"font-size:11px;color:#6b5240;margin-top:4px;\">WeChat (Main)<\/p>\n<\/p><\/div>\n<div style=\"text-align:center;\">\n <img decoding=\"async\" src=\"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/Rappoel\u5fae\u4fe1\u4e8c\u7ef4\u7801\uff08\u5907\u7528\u53f7\uff09-1.png\" alt=\"WeChat Backup QR Code\" style=\"width:120px;height:120px;border-radius:6px;\" \/><\/p>\n<p style=\"font-size:11px;color:#6b5240;margin-top:4px;\">WeChat (Backup)<\/p>\n<\/p><\/div>\n<div style=\"text-align:center;\">\n <img decoding=\"async\" src=\"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/Line\u4e8c\u7ef4\u7801-1.jpg\" alt=\"LINE QR Code\" style=\"width:120px;height:120px;border-radius:6px;\" \/><\/p>\n<p style=\"font-size:11px;color:#6b5240;margin-top:4px;\">LINE<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/div>\n<\/div>\n<p><\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67],"tags":[],"class_list":["post-1586","post","type-post","status-publish","format-standard","hentry","category-laser-en"],"_links":{"self":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1586","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/comments?post=1586"}],"version-history":[{"count":1,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1586\/revisions"}],"predecessor-version":[{"id":1588,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1586\/revisions\/1588"}],"wp:attachment":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/media?parent=1586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/categories?post=1586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/tags?post=1586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":1586,"date":"2026-08-03T16:40:04","date_gmt":"2026-08-03T07:40:04","guid":{"rendered":"https:\/\/rappoel-clinic.com\/onda-double-chin-lipolysis-en\/"},"modified":"2026-08-03T16:40:07","modified_gmt":"2026-08-03T07:40:07","slug":"onda-double-chin-lipolysis-en","status":"publish","type":"post","link":"https:\/\/rappoel-clinic.com\/en\/onda-double-chin-lipolysis-en\/","title":{"rendered":"Onda Microwave Lipolysis for Double Chin in Seoul: Non-Surgical Submental Fat Reduction at Rappoel Dermatology Gangnam"},"content":{"rendered":"

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\nOnda Microwave Lipolysis for Double Chin in Seoul: Non-Surgical Submental Fat Reduction at Rappoel Dermatology Gangnam<\/title><br \/>\n<meta name=\"description\" content=\"Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline\">\n<link rel=\"alternate\" hreflang=\"en\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-lipolysis-en\/\" \/>\n<link rel=\"alternate\" hreflang=\"zh-TW\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-lipolysis-zh\/\" \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"MedicalClinic\", \"@id\": \"https:\/\/rappoel-clinic.com\/#clinic\", \"name\": \"Rappoel Dermatology Clinic\", \"alternateName\": [\"Rappoel \u76ae\u819a\u79d1\", \"\ub77c\ud3ec\uc5d8 \ud53c\ubd80\uacfc\"], \"url\": \"https:\/\/rappoel-clinic.com\", \"address\": {\"@type\": \"PostalAddress\", \"streetAddress\": \"77, Seocho-daero\", \"addressLocality\": \"Seocho-gu\", \"addressRegion\": \"Seoul\", \"postalCode\": \"06609\", \"addressCountry\": \"KR\"}, \"geo\": {\"@type\": \"GeoCoordinates\", \"latitude\": 37.4926, \"longitude\": 127.0175}, \"telephone\": \"+82-2-XXXX-XXXX\", \"openingHours\": [\"Mo-Fr 10:00-19:00\", \"Sa 10:00-17:00\"], \"medicalSpecialty\": \"Dermatology\", \"availableService\": [{\"@type\": \"MedicalProcedure\", \"name\": \"Thread Lift (Aptos)\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Hyaluronic Acid Filler\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Botulinum Toxin (Botox)\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Ultherapy \/ HIFU\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Skin Booster (Juvelook \/ Exosomes)\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Laser Skin Treatment\"}, {\"@type\": \"MedicalProcedure\", \"name\": \"Onda Coolwaves Body Contouring\"}], \"sameAs\": [\"https:\/\/www.instagram.com\/rappoel_official\"]}<\/script><br \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"Article\", \"headline\": \"Onda Microwave Lipolysis for Double Chin in Seoul: Non-Surgical Submental Fat Reduction at Rappoel Dermatology Gangnam\", \"description\": \"Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline\", \"inLanguage\": \"en\", \"author\": {\"@type\": \"Organization\", \"name\": \"Rappoel Dermatology Clinic\"}, \"publisher\": {\"@type\": \"Organization\", \"name\": \"Rappoel Dermatology Clinic\", \"logo\": {\"@type\": \"ImageObject\", \"url\": \"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/favicon-512.png\"}}, \"about\": {\"@id\": \"https:\/\/rappoel-clinic.com\/#clinic\"}}<\/script><br \/>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How many Onda sessions are needed to see results for double chin?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Most people begin seeing jawline clarity 2-4 weeks after the first session \u2014 because apoptotic fat cells require 2-4 weeks for macrophage phagocytosis and lymphatic metabolism. The first session typically reduces submental fat by 30-40%; for mild double chin (pinch thickness <2cm), one session achieves satisfactory results. Moderate double chin (2-3cm) recommends 2 sessions; severe (>3cm or with significant skin laxity) may require 3 sessions or combination with thread lifting. Sessions are spaced 4-6 weeks apart \u2014 waiting for the full effect of the previous session before assessing need for additional treatment. Rappoel's approach: 4-week post-treatment follow-up with comparison photos to determine the next step based on actual fat reduction.\"}}, {\"@type\": \"Question\", \"name\": \"Is Onda microwave lipolysis painful? Is anesthesia needed?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Onda's treatment sensation is warm but not painful \u2014 the blue-core cooling system maintains epidermal temperature at 15-20\u00b0C ensuring skin is completely shielded from thermal stimulation, while 2.45GHz microwaves selectively concentrate thermal effects in the fat layer. Most patients describe a continuous warmth in the submental area (similar to a warm compress), with mild heat sensation in the latter half of treatment that is entirely tolerable. No anesthesia needed \u2014 no needles, no incisions, no invasion. Warmth disappears immediately after treatment; mild redness may occur (resolves within 30 minutes). Compared to cryolipolysis's pulling-freezing sensation and injection lipolysis's swelling pain, Onda offers the highest comfort level.\"}}, {\"@type\": \"Question\", \"name\": \"Will skin sag after Onda lipolysis? What if fat is gone but skin is loose?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This is Onda's greatest advantage over other non-surgical lipolysis methods \u2014 Onda does not cause post-treatment skin laxity. Reason: 2.45GHz microwaves heat not only the fat layer but also the deep dermis and SMAS fascia \u2014 when temperature reaches 50-55\u00b0C, collagen fibers undergo immediate contraction and subsequent remodeling, achieving simultaneous skin tightening. Clinical data shows Onda treatment improves submental skin firmness by an average of 15-20%. Cryolipolysis and injection lipolysis only destroy fat without contracting skin \u2014 potentially causing a deflated-bag effect in those with pre-existing skin laxity. For severe skin laxity double chin, Rappoel may recommend Onda + thread lifting combination \u2014 Onda for fat removal, thread lifting for neck skin elevation.\"}}, {\"@type\": \"Question\", \"name\": \"What are the post-treatment care instructions after Onda submental lipolysis?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Post-care is very simple: (1) Avoid high-temperature environments (sauna, hot bath, intense exercise) for 24 hours \u2014 the fat layer remains metabolically active post-heating, external heat may worsen swelling. (2) Gently massage the submental area for 5 minutes daily for 3 days \u2014 promoting lymphatic drainage and metabolite elimination. (3) Drink plenty of water (2L+ daily) \u2014 assisting the lymphatic system in transporting apoptotic fat cell metabolites. (4) Avoid vigorous neck pressure and friction for 1-2 weeks. (5) No special dietary restrictions, but reducing high-salt foods (minimizing water retention and swelling) is recommended. Recovery: mild redness and warmth may persist on treatment day, slight swelling days 1-2, normal by day 3. Daily life and work are completely unaffected.\"}}, {\"@type\": \"Question\", \"name\": \"Will double chin return after Onda? Can fat grow back?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Onda-destroyed fat cells are permanently eliminated \u2014 apoptotic adipocytes do not regenerate. However, remaining fat cells can still enlarge with weight gain. Post-treatment maintenance isn't about worrying whether fat returns, but keeping weight stable. If weight increases by 5kg+ post-treatment, submental fullness may reappear \u2014 but typically not to pre-treatment levels (since total fat cell count has been reduced by 30-40%). Rappoel's recommendation: maintain weight with healthy diet and moderate exercise for long-lasting results. For metabolic disorder-related obesity (e.g., hypothyroidism), the underlying condition must be treated first. Onda is ideal for those with normal BMI but stubborn local fat \u2014 it's a contouring tool, not a weight-loss method.\"}}]}<\/script><\/p>\n<style>\n*{box-sizing:border-box;margin:0;padding:0}\nbody{font-family:'PingFang SC','Noto Sans KR',sans-serif;background:#fffcf7;color:#3d2e1e;line-height:1.8}\n.wrap{max-width:677px;margin:0 auto;padding:32px 20px 60px}\n.banner{background:#FFF8EC;text-align:center;padding:36px 20px 28px;margin-bottom:36px;border-bottom:1px solid #e8d5c0}\n.banner-tag{font-size:11px;letter-spacing:3px;color:#8B7355;text-transform:uppercase;margin-bottom:12px}\n.banner h1{font-size:24px;color:#3d2e1e;line-height:1.4;margin-bottom:12px}\n.banner .sub{font-size:13px;color:#6b5240;line-height:1.7}\nh2{font-size:19px;color:#3d2e1e;margin:32px 0 14px;padding-bottom:8px;border-bottom:1px solid #e8d5c0}\nh3{font-size:16px;color:#3d2e1e;margin:22px 0 10px}\np{font-size:15px;color:#555;line-height:1.9;margin-bottom:14px}\n.highlight{background:#fff;border:1px solid #f0e8dc;border-left:3px solid #D4A574;padding:16px 20px;margin:22px 0;border-radius:0 6px 6px 0}\n.highlight p{margin:0;font-size:14px;color:#6b5240}\n.card{background:#F5E6C8;border:1px solid #e8d5c0;border-radius:8px;padding:18px 22px;margin:16px 0}\n.card-title{font-size:13px;font-weight:700;color:#3d2e1e;margin-bottom:6px}\n.card p{font-size:14px;margin:0}\n.faq-item{margin:14px 0;border-bottom:1px solid #f0e8dc;padding-bottom:14px}\n.faq-q{font-weight:700;color:#3d2e1e;font-size:15px;margin-bottom:6px}\n.faq-a{font-size:14px;color:#555;line-height:1.8}\n.cta{background:#F5E6C8;text-align:center;padding:32px 20px;margin-top:40px;border-radius:8px}\n.cta h3{font-size:17px;color:#3d2e1e;margin-bottom:8px}\n.cta p{font-size:13px;color:#6b5240;margin-bottom:4px}\nimg{max-width:100%;height:auto;display:block;margin:20px auto;border-radius:6px}\nul,ol{padding-left:22px;margin-bottom:14px}\nli{font-size:15px;color:#555;line-height:1.9;margin-bottom:4px}\n.schema-block{display:none}\n@media(max-width:600px){.wrap{padding:20px 14px 40px}.banner h1{font-size:20px}}\n<\/style>\n<p><\/head><br \/>\n<body><\/p>\n<div class=\"wrap\">\n<div class=\"banner\">\n<div class=\"banner-tag\">Laser<\/div>\n<h1>Onda Microwave Lipolysis for Double Chin in Seoul: Non-Surgical Submental Fat Reduction at Rappoel Dermatology Gangnam<\/h1>\n<div class=\"sub\">Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline<\/div>\n<\/p><\/div>\n<p>Double chin (submental fullness) is one of the most frustrating facial contour concerns \u2014 not because it’s the hardest to solve, but because it’s everywhere: from the front your face looks rounder, from the side your chin and neck merge into one line, and the 45-degree angle is the most aging double-chin perspective. The causes of double chin are more complex than most realize: (1) Submental fat pad enlargement \u2014 after age 30, even with stable weight, fat distribution shifts toward the face and neck. (2) Platysma muscle laxity \u2014 the platysma is a muscular curtain wrapping from chin to collarbone; age-related laxity allows fat pad descent and accumulation. (3) Mandibular retrusion \u2014 congenital or age-related insufficient mandibular development leaves the submental area without bony support. (4) Skin laxity \u2014 loose neck skin loses its ability to contain the fat pad. (5) Postural double chin \u2014 prolonged phone-browsing (Tech Neck) chronically compresses the submental area, concentrating fat and laxity. Rappoel Dermatology near Gangnam Station, Seoul, uses the Onda system from Italy’s Deeka \u2014 the world’s only 2.45GHz microwave lipolysis platform \u2014 to selectively heat and ablate submental fat, offering a non-surgical contour reshaping solution.<\/p>\n<h2>Onda Microwave Lipolysis \u2014 Why It Selectively Ablates Fat<\/h2>\n<ul>\n<li><strong>2.45GHz microwave \u2014 frequency tailored for fat:<\/strong> Onda uses 2.45GHz microwaves (same frequency as household microwave ovens but with entirely different power and focusing), which have a fat-selective absorption property in human tissue \u2014 fat absorbs 2.45GHz microwaves 3-5x more than skin and muscle, meaning microwave energy passes through skin with minimal absorption and concentrates as thermal energy only upon reaching the fat layer<\/li>\n<li><strong>Blue-core cooling protects the epidermis:<\/strong> The Onda handpiece features an integrated blue-core cooling system that lowers epidermal temperature to 15-20\u00b0C before microwave emission \u2014 ensuring the skin is completely protected from thermal damage while all thermal effects concentrate in the subcutaneous fat layer<\/li>\n<li><strong>45\u00b0C adipocyte apoptosis threshold:<\/strong> Fat cells are far less heat-tolerant than other cell types \u2014 when fat layer temperature reaches 45\u00b0C for 15-20 minutes, adipocytes undergo irreversible apoptosis (programmed cell death) \u2014 cell membranes remain intact but intracellular lipid droplets begin breaking down, subsequently phagocytosed by macrophages and metabolized via the lymphatic system. Unlike high-temperature necrosis (>60\u00b0C), apoptosis doesn’t trigger intense inflammation or tissue scarring<\/li>\n<li><strong>Dual collagen contraction:<\/strong> Microwave heating simultaneously acts on the deep dermis and SMAS fascia \u2014 when temperature reaches 50-55\u00b0C, collagen triple-helix structures unfold and re-crosslink, contracting for a skin-tightening effect. This means Onda tightens loose neck skin while ablating fat \u2014 lipolysis and skin tightening in one step<\/li>\n<li><strong>Coolwaves bilateral handpiece design:<\/strong> Onda’s Coolwaves handpiece is designed for bilateral jawline adaptation \u2014 conforming perfectly to the submental curve to ensure uniform microwave coverage across the entire fat pad without gaps<\/li>\n<\/ul>\n<h2>Onda Submental Lipolysis vs Other Fat Reduction Methods<\/h2>\n<ul>\n<li><strong>Onda vs Cryolipolysis (CoolSculpting\/Zeltiq):<\/strong> Cryolipolysis induces fat cell crystallization apoptosis at -11\u00b0C, but the submental area is small and curved, making applicator fit challenging \u2014 Onda’s microwave handpiece adapts precisely to any jawline curvature. Cryolipolysis reduces 20-25% fat per session, requiring 2-3 sessions; Onda reduces 30-40% per session, typically 1-2 sessions sufficient<\/li>\n<li><strong>Onda vs Injection Lipolysis (Kybella\/Deoxycholic acid):<\/strong> Injection lipolysis uses deoxycholic acid to disrupt fat cell membranes, but requires multiple sessions (3-6), significant post-injection swelling (3-5 days), and uncontrolled injection depth with marginal nerve injury risk. Onda is completely non-invasive, no downtime, and microwave heating uniformity far exceeds point-by-point injection destruction<\/li>\n<li><strong>Onda vs Submental Liposuction:<\/strong> Surgical liposuction is most thorough (60-70% fat reduction in one session), but requires incisions, 5-7 days compression dressing, with infection and asymmetry risks. Onda suits mild-to-moderate double chin or those preferring non-surgical approaches \u2014 gradual but trauma-free<\/li>\n<li><strong>Onda vs Thermage\/Ultherapy:<\/strong> Thermage and Ultherapy primarily tighten skin rather than dissolve fat \u2014 limited for fat-dominant double chins. Onda provides dual lipolysis + skin tightening, more effective for fat-type double chins<\/li>\n<\/ul>\n<h2>Rappoel Onda Submental Lipolysis Treatment Protocol<\/h2>\n<ol>\n<li><strong>Submental assessment and plan design (15 min):<\/strong> Evaluate double chin etiology (fat-dominant \/ laxity-dominant \/ skeletal \/ mixed) \u2192 pinch test confirming fat thickness \u2192 mark Onda handpiece placement zones \u2192 establish 1-2 session treatment plan (4-6 week intervals)<\/li>\n<li><strong>Blue-core cooling activation and handpiece positioning (5 min):<\/strong> Onda handpiece blue-core cooling system activated \u2192 handpiece conforms to submental curve and secured \u2192 confirm no air-gap between handpiece and skin<\/li>\n<li><strong>Microwave lipolysis treatment (35-40 min):<\/strong> 2.45GHz microwaves emitted continuously under blue-core cooling protection \u2192 patient feels warmth but not burning in submental area \u2192 physician repositions handpiece every 5 minutes for uniform coverage \u2192 infrared temperature monitoring ensures epidermis stays below 35\u00b0C while fat layer reaches 45\u00b0C<\/li>\n<li><strong>Immediate massage and sculpting (5 min):<\/strong> Post-treatment gentle submental massage to promote fat metabolism and lymphatic drainage \u2192 immediate post-treatment photography \u2192 post-care instructions provided<\/li>\n<\/ol>\n<p>Onda submental lipolysis’s gradual results surprise many clients \u2014 jawline clarity begins emerging 2-4 weeks after the first session as apoptotic fat cells are processed by macrophages and lymphatic system. Results compound with the second session for the ideal contour. No surgery, no injections, no downtime \u2014 just 45 minutes on the treatment bed. Located 3 minutes from Gangnam Station Exit 10, with seamless English and Chinese consultation.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"faq-item\">\n<div class=\"faq-q\">How many Onda sessions are needed to see results for double chin?<\/div>\n<div class=\"faq-a\">Most people begin seeing jawline clarity 2-4 weeks after the first session \u2014 because apoptotic fat cells require 2-4 weeks for macrophage phagocytosis and lymphatic metabolism. The first session typically reduces submental fat by 30-40%; for mild double chin (pinch thickness <2cm), one session achieves satisfactory results. Moderate double chin (2-3cm) recommends 2 sessions; severe (>3cm or with significant skin laxity) may require 3 sessions or combination with thread lifting. Sessions are spaced 4-6 weeks apart \u2014 waiting for the full effect of the previous session before assessing need for additional treatment. Rappoel’s approach: 4-week post-treatment follow-up with comparison photos to determine the next step based on actual fat reduction.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Is Onda microwave lipolysis painful? Is anesthesia needed?<\/div>\n<div class=\"faq-a\">Onda’s treatment sensation is warm but not painful \u2014 the blue-core cooling system maintains epidermal temperature at 15-20\u00b0C ensuring skin is completely shielded from thermal stimulation, while 2.45GHz microwaves selectively concentrate thermal effects in the fat layer. Most patients describe a continuous warmth in the submental area (similar to a warm compress), with mild heat sensation in the latter half of treatment that is entirely tolerable. No anesthesia needed \u2014 no needles, no incisions, no invasion. Warmth disappears immediately after treatment; mild redness may occur (resolves within 30 minutes). Compared to cryolipolysis’s pulling-freezing sensation and injection lipolysis’s swelling pain, Onda offers the highest comfort level.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Will skin sag after Onda lipolysis? What if fat is gone but skin is loose?<\/div>\n<div class=\"faq-a\">This is Onda’s greatest advantage over other non-surgical lipolysis methods \u2014 Onda does not cause post-treatment skin laxity. Reason: 2.45GHz microwaves heat not only the fat layer but also the deep dermis and SMAS fascia \u2014 when temperature reaches 50-55\u00b0C, collagen fibers undergo immediate contraction and subsequent remodeling, achieving simultaneous skin tightening. Clinical data shows Onda treatment improves submental skin firmness by an average of 15-20%. Cryolipolysis and injection lipolysis only destroy fat without contracting skin \u2014 potentially causing a deflated-bag effect in those with pre-existing skin laxity. For severe skin laxity double chin, Rappoel may recommend Onda + thread lifting combination \u2014 Onda for fat removal, thread lifting for neck skin elevation.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">What are the post-treatment care instructions after Onda submental lipolysis?<\/div>\n<div class=\"faq-a\">Post-care is very simple: (1) Avoid high-temperature environments (sauna, hot bath, intense exercise) for 24 hours \u2014 the fat layer remains metabolically active post-heating, external heat may worsen swelling. (2) Gently massage the submental area for 5 minutes daily for 3 days \u2014 promoting lymphatic drainage and metabolite elimination. (3) Drink plenty of water (2L+ daily) \u2014 assisting the lymphatic system in transporting apoptotic fat cell metabolites. (4) Avoid vigorous neck pressure and friction for 1-2 weeks. (5) No special dietary restrictions, but reducing high-salt foods (minimizing water retention and swelling) is recommended. Recovery: mild redness and warmth may persist on treatment day, slight swelling days 1-2, normal by day 3. Daily life and work are completely unaffected.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Will double chin return after Onda? Can fat grow back?<\/div>\n<div class=\"faq-a\">Onda-destroyed fat cells are permanently eliminated \u2014 apoptotic adipocytes do not regenerate. However, remaining fat cells can still enlarge with weight gain. Post-treatment maintenance isn’t about worrying whether fat returns, but keeping weight stable. If weight increases by 5kg+ post-treatment, submental fullness may reappear \u2014 but typically not to pre-treatment levels (since total fat cell count has been reduced by 30-40%). Rappoel’s recommendation: maintain weight with healthy diet and moderate exercise for long-lasting results. For metabolic disorder-related obesity (e.g., hypothyroidism), the underlying condition must be treated first. Onda is ideal for those with normal BMI but stubborn local fat \u2014 it’s a contouring tool, not a weight-loss method.<\/div>\n<\/div>\n<div class=\"cta\">\n<h3>Double chin hiding your side profile and forcing you to find angles in photos? Rappoel Onda microwave lipolysis \u2014 45 minutes non-surgical double chin elimination!<\/h3>\n<p>\ud83d\udccd 77, Seocho-daero, Seocho-gu, Seoul, South Korea<\/p>\n<p>\ud83d\udd50 Mon\u2013Fri 10:00\u201319:00 \u00b7 Sat 10:00\u201317:00<\/p>\n<p>\ud83d\udcac WeChat Main: rappoelkr | WeChat Backup: rappoelkr2 | LINE: rappoelkr<\/p>\n<p style=\"margin-top:16px;font-size:13px;color:#8B7355;\">Scan to connect with us<\/p>\n<div style=\"display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:10px;\">\n<div style=\"text-align:center;\">\n <img decoding=\"async\" src=\"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/Rappoel\u5fae\u4fe1\u4e8c\u7ef4\u7801\uff08\u4e3b\u53f7\uff09-1.png\" alt=\"WeChat Main QR Code\" style=\"width:120px;height:120px;border-radius:6px;\" \/><\/p>\n<p style=\"font-size:11px;color:#6b5240;margin-top:4px;\">WeChat (Main)<\/p>\n<\/p><\/div>\n<div style=\"text-align:center;\">\n <img decoding=\"async\" src=\"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/Rappoel\u5fae\u4fe1\u4e8c\u7ef4\u7801\uff08\u5907\u7528\u53f7\uff09-1.png\" alt=\"WeChat Backup QR Code\" style=\"width:120px;height:120px;border-radius:6px;\" \/><\/p>\n<p style=\"font-size:11px;color:#6b5240;margin-top:4px;\">WeChat (Backup)<\/p>\n<\/p><\/div>\n<div style=\"text-align:center;\">\n <img decoding=\"async\" src=\"https:\/\/rappoel-clinic.com\/wp-content\/uploads\/2026\/04\/Line\u4e8c\u7ef4\u7801-1.jpg\" alt=\"LINE QR Code\" style=\"width:120px;height:120px;border-radius:6px;\" \/><\/p>\n<p style=\"font-size:11px;color:#6b5240;margin-top:4px;\">LINE<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/div>\n<\/div>\n<p><\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Double chin making your side profile disappear and forcing you to find angles in every photo? Rappoel Dermatology uses the Onda microwave lipolysis system \u2014 2.45GHz microwaves selectively destroy the submental fat pad, 45 minutes non-invasive for a sharp jawline<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67],"tags":[],"class_list":["post-1586","post","type-post","status-publish","format-standard","hentry","category-laser-en"],"_links":{"self":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1586","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/comments?post=1586"}],"version-history":[{"count":1,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1586\/revisions"}],"predecessor-version":[{"id":1588,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1586\/revisions\/1588"}],"wp:attachment":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/media?parent=1586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/categories?post=1586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/tags?post=1586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}