ONDA Double Chin Reduction: Microwave Technology Melts Submental Fat for a Defined Jawline<\/title><br \/>\n<meta name=\"description\" content=\"Double chin making your side profile look round and undefined? Seoul's Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery\">\n<link rel=\"alternate\" hreflang=\"en\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-reduction-en\/\" \/>\n<link rel=\"alternate\" hreflang=\"zh-TW\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-reduction-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 Double Chin Reduction: Microwave Technology Melts Submental Fat for a Defined Jawline\", \"description\": \"Double chin making your side profile look round and undefined? Seoul's Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery\", \"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\": \"What is the difference between ONDA and liposuction surgery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"ONDA is non-invasive, requiring no incisions or anesthesia, with no downtime \u2014 normal activities can resume immediately. Liposuction requires incisions and local or general anesthesia, with 1-2 week recovery and compression garments. ONDA suits mild to moderate fat accumulation; liposuction suits large volumes. ONDA removes about 20-25% fat per session, requiring multiple treatments; liposuction removes large volumes at once.\"}}, {\"@type\": \"Question\", \"name\": \"Is ONDA double chin treatment painful?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The treatment produces a warm sensation in the submental area, similar to a hot compress. ONDA is equipped with an intelligent cooling system that continuously cools the skin surface, ensuring microwave heat acts on the fat layer rather than the epidermis. Most patients complete treatment comfortably without anesthesia. 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Optimal results appear 1-2 months after completing the course, as the body needs time to metabolize damaged fat cells. Sessions are spaced 2-4 weeks apart.\"}}, {\"@type\": \"Question\", \"name\": \"How much does ONDA double chin treatment cost in Korea?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Costs vary by individual and number of sessions. Rappoel Clinic offers reasonable pricing, with the doctor assessing your double chin and creating a treatment plan at the first visit. Contact via WeChat (rappoelkr) or Line for consultation and booking. The clinic is 3 minutes from Gangnam Station Exit 10, open 10 AM to 7 PM daily.\"}}]}<\/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\">Aesthetics<\/div>\n<h1>ONDA Double Chin Reduction: Microwave Technology Melts Submental Fat for a Defined Jawline<\/h1>\n<div class=\"sub\">Double chin making your side profile look round and undefined? Seoul’s Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery<\/div>\n<\/p><\/div>\n<p>Double chin (submental fat accumulation) troubles many people \u2014 even those at normal weight may have it due to genetics, receded chin, or skin laxity. The traditional solution is liposuction surgery, but many prefer non-surgical approaches. Seoul’s Rappoel Dermatology uses the ONDA microwave system with dual-frequency technology to non-invasively heat and destroy submental fat cells, requiring no incisions. After treatment, fat is naturally metabolized and the chin contour gradually becomes defined.<\/p>\n<h2>Causes of Double Chin<\/h2>\n<ul>\n<li><strong>Genetics:<\/strong> Some people naturally have larger submental fat pads, with double chin even when thin<\/li>\n<li><strong>Receded Chin:<\/strong> Underdeveloped mandible provides insufficient skeletal support, causing skin and fat to accumulate downward<\/li>\n<li><strong>Aging:<\/strong> Skin elasticity decreases with age, causing submental skin to sag<\/li>\n<li><strong>Weight:<\/strong> Weight gain causes fat accumulation in the submental area<\/li>\n<li><strong>Poor Posture:<\/strong> Chronic downward head position (tech neck) may accentuate double chin<\/li>\n<li><strong>Poor Lymphatic Circulation:<\/strong> Fluid and waste accumulation in the submental area<\/li>\n<\/ul>\n<h2>How ONDA Microwave Lipolysis Works<\/h2>\n<ol>\n<li><strong>Dual-Frequency Microwave:<\/strong> ONDA uses 2.45GHz microwave, penetrating 4-6cm deep to precisely heat fat layers<\/li>\n<li><strong>Selective Heating:<\/strong> Fat cells absorb microwave energy more than surrounding tissue, enabling selective destruction<\/li>\n<li><strong>Apoptosis:<\/strong> Microwave heating damages fat cell membranes, triggering natural cell death (apoptosis) rather than necrosis<\/li>\n<li><strong>Collagen Contraction:<\/strong> Simultaneous dermal heating causes collagen contraction, tightening submental skin<\/li>\n<li><strong>Natural Metabolism:<\/strong> Damaged fat cells are cleared by the immune system over 2-4 weeks, metabolized through lymph and liver<\/li>\n<li><strong>Lasting Results:<\/strong> Reduced fat cell numbers do not regenerate, providing lasting results (with weight maintenance)<\/li>\n<\/ol>\n<h2>Rappoel’s ONDA Double Chin Treatment Program<\/h2>\n<ul>\n<li><strong>Pre-treatment Assessment:<\/strong> Doctor palpates to assess submental fat thickness and skin elasticity<\/li>\n<li><strong>Treatment Parameters:<\/strong> Microwave power and duration adjusted based on fat thickness, typically 20-30 minutes per session<\/li>\n<li><strong>Treatment Sensation:<\/strong> Warmth in treatment area; ONDA cooling system protects skin surface<\/li>\n<li><strong>Course Design:<\/strong> Every 2-4 weeks, typically 3-4 sessions for a complete course<\/li>\n<li><strong>Aftercare:<\/strong> Normal activities after treatment; drink plenty of water; avoid vigorous massage for 2 weeks<\/li>\n<li><strong>Results Timeline:<\/strong> Initial improvement 2-4 weeks after first session, optimal at 1-2 months post-course<\/li>\n<\/ul>\n<p>ONDA microwave lipolysis simultaneously addresses both fat and skin laxity \u2014 melting fat while tightening skin, avoiding the post-liposuction skin sagging issue. For double chin caused by receded chin, Rappoel doctors may recommend combining with chin filler to add skeletal support alongside fat reduction for more complete results. Rappoel Clinic is located 3 minutes from Gangnam Station Exit 10.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"faq-item\">\n<div class=\"faq-q\">What is the difference between ONDA and liposuction surgery?<\/div>\n<div class=\"faq-a\">ONDA is non-invasive, requiring no incisions or anesthesia, with no downtime \u2014 normal activities can resume immediately. Liposuction requires incisions and local or general anesthesia, with 1-2 week recovery and compression garments. ONDA suits mild to moderate fat accumulation; liposuction suits large volumes. ONDA removes about 20-25% fat per session, requiring multiple treatments; liposuction removes large volumes at once.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Is ONDA double chin treatment painful?<\/div>\n<div class=\"faq-a\">The treatment produces a warm sensation in the submental area, similar to a hot compress. ONDA is equipped with an intelligent cooling system that continuously cools the skin surface, ensuring microwave heat acts on the fat layer rather than the epidermis. Most patients complete treatment comfortably without anesthesia. Those sensitive to heat may feel mild warmth, and the doctor adjusts power in real time.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Are ONDA lipolysis results permanent?<\/div>\n<div class=\"faq-a\">ONDA destroys fat cells themselves \u2014 reduced cell numbers do not regenerate, so results are lasting. However, significant weight gain will cause remaining fat cells to enlarge, and double chin may return. We recommend maintaining stable weight and healthy eating habits after treatment for long-lasting results.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">How many ONDA sessions are needed to see results?<\/div>\n<div class=\"faq-a\">Initial improvement is visible 2-4 weeks after the first session, with 3-4 sessions typically forming a complete course. Each session removes approximately 20-25% of fat, with cumulative results. Optimal results appear 1-2 months after completing the course, as the body needs time to metabolize damaged fat cells. Sessions are spaced 2-4 weeks apart.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">How much does ONDA double chin treatment cost in Korea?<\/div>\n<div class=\"faq-a\">Costs vary by individual and number of sessions. Rappoel Clinic offers reasonable pricing, with the doctor assessing your double chin and creating a treatment plan at the first visit. Contact via WeChat (rappoelkr) or Line for consultation and booking. The clinic is 3 minutes from Gangnam Station Exit 10, open 10 AM to 7 PM daily.<\/div>\n<\/div>\n<div class=\"cta\">\n<h3>Want to Eliminate Your Double Chin? Contact Rappoel<\/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 look round and undefined? Seoul’s Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[69],"tags":[],"class_list":["post-1405","post","type-post","status-publish","format-standard","hentry","category-knowledge-en"],"_links":{"self":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1405","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=1405"}],"version-history":[{"count":1,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1405\/revisions"}],"predecessor-version":[{"id":1407,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1405\/revisions\/1407"}],"wp:attachment":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/media?parent=1405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/categories?post=1405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/tags?post=1405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":1405,"date":"2026-07-14T18:30:25","date_gmt":"2026-07-14T09:30:25","guid":{"rendered":"https:\/\/rappoel-clinic.com\/onda-double-chin-reduction-en\/"},"modified":"2026-07-14T18:30:27","modified_gmt":"2026-07-14T09:30:27","slug":"onda-double-chin-reduction-en","status":"publish","type":"post","link":"https:\/\/rappoel-clinic.com\/en\/onda-double-chin-reduction-en\/","title":{"rendered":"ONDA Double Chin Reduction: Microwave Technology Melts Submental Fat for a Defined Jawline"},"content":{"rendered":"

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\nONDA Double Chin Reduction: Microwave Technology Melts Submental Fat for a Defined Jawline<\/title><br \/>\n<meta name=\"description\" content=\"Double chin making your side profile look round and undefined? Seoul's Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery\">\n<link rel=\"alternate\" hreflang=\"en\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-reduction-en\/\" \/>\n<link rel=\"alternate\" hreflang=\"zh-TW\" href=\"https:\/\/rappoel-clinic.com\/onda-double-chin-reduction-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 Double Chin Reduction: Microwave Technology Melts Submental Fat for a Defined Jawline\", \"description\": \"Double chin making your side profile look round and undefined? Seoul's Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery\", \"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\": \"What is the difference between ONDA and liposuction surgery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"ONDA is non-invasive, requiring no incisions or anesthesia, with no downtime \u2014 normal activities can resume immediately. Liposuction requires incisions and local or general anesthesia, with 1-2 week recovery and compression garments. ONDA suits mild to moderate fat accumulation; liposuction suits large volumes. ONDA removes about 20-25% fat per session, requiring multiple treatments; liposuction removes large volumes at once.\"}}, {\"@type\": \"Question\", \"name\": \"Is ONDA double chin treatment painful?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The treatment produces a warm sensation in the submental area, similar to a hot compress. ONDA is equipped with an intelligent cooling system that continuously cools the skin surface, ensuring microwave heat acts on the fat layer rather than the epidermis. Most patients complete treatment comfortably without anesthesia. Those sensitive to heat may feel mild warmth, and the doctor adjusts power in real time.\"}}, {\"@type\": \"Question\", \"name\": \"Are ONDA lipolysis results permanent?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"ONDA destroys fat cells themselves \u2014 reduced cell numbers do not regenerate, so results are lasting. However, significant weight gain will cause remaining fat cells to enlarge, and double chin may return. We recommend maintaining stable weight and healthy eating habits after treatment for long-lasting results.\"}}, {\"@type\": \"Question\", \"name\": \"How many ONDA sessions are needed to see results?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Initial improvement is visible 2-4 weeks after the first session, with 3-4 sessions typically forming a complete course. Each session removes approximately 20-25% of fat, with cumulative results. Optimal results appear 1-2 months after completing the course, as the body needs time to metabolize damaged fat cells. Sessions are spaced 2-4 weeks apart.\"}}, {\"@type\": \"Question\", \"name\": \"How much does ONDA double chin treatment cost in Korea?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Costs vary by individual and number of sessions. Rappoel Clinic offers reasonable pricing, with the doctor assessing your double chin and creating a treatment plan at the first visit. Contact via WeChat (rappoelkr) or Line for consultation and booking. The clinic is 3 minutes from Gangnam Station Exit 10, open 10 AM to 7 PM daily.\"}}]}<\/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\">Aesthetics<\/div>\n<h1>ONDA Double Chin Reduction: Microwave Technology Melts Submental Fat for a Defined Jawline<\/h1>\n<div class=\"sub\">Double chin making your side profile look round and undefined? Seoul’s Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery<\/div>\n<\/p><\/div>\n<p>Double chin (submental fat accumulation) troubles many people \u2014 even those at normal weight may have it due to genetics, receded chin, or skin laxity. The traditional solution is liposuction surgery, but many prefer non-surgical approaches. Seoul’s Rappoel Dermatology uses the ONDA microwave system with dual-frequency technology to non-invasively heat and destroy submental fat cells, requiring no incisions. After treatment, fat is naturally metabolized and the chin contour gradually becomes defined.<\/p>\n<h2>Causes of Double Chin<\/h2>\n<ul>\n<li><strong>Genetics:<\/strong> Some people naturally have larger submental fat pads, with double chin even when thin<\/li>\n<li><strong>Receded Chin:<\/strong> Underdeveloped mandible provides insufficient skeletal support, causing skin and fat to accumulate downward<\/li>\n<li><strong>Aging:<\/strong> Skin elasticity decreases with age, causing submental skin to sag<\/li>\n<li><strong>Weight:<\/strong> Weight gain causes fat accumulation in the submental area<\/li>\n<li><strong>Poor Posture:<\/strong> Chronic downward head position (tech neck) may accentuate double chin<\/li>\n<li><strong>Poor Lymphatic Circulation:<\/strong> Fluid and waste accumulation in the submental area<\/li>\n<\/ul>\n<h2>How ONDA Microwave Lipolysis Works<\/h2>\n<ol>\n<li><strong>Dual-Frequency Microwave:<\/strong> ONDA uses 2.45GHz microwave, penetrating 4-6cm deep to precisely heat fat layers<\/li>\n<li><strong>Selective Heating:<\/strong> Fat cells absorb microwave energy more than surrounding tissue, enabling selective destruction<\/li>\n<li><strong>Apoptosis:<\/strong> Microwave heating damages fat cell membranes, triggering natural cell death (apoptosis) rather than necrosis<\/li>\n<li><strong>Collagen Contraction:<\/strong> Simultaneous dermal heating causes collagen contraction, tightening submental skin<\/li>\n<li><strong>Natural Metabolism:<\/strong> Damaged fat cells are cleared by the immune system over 2-4 weeks, metabolized through lymph and liver<\/li>\n<li><strong>Lasting Results:<\/strong> Reduced fat cell numbers do not regenerate, providing lasting results (with weight maintenance)<\/li>\n<\/ol>\n<h2>Rappoel’s ONDA Double Chin Treatment Program<\/h2>\n<ul>\n<li><strong>Pre-treatment Assessment:<\/strong> Doctor palpates to assess submental fat thickness and skin elasticity<\/li>\n<li><strong>Treatment Parameters:<\/strong> Microwave power and duration adjusted based on fat thickness, typically 20-30 minutes per session<\/li>\n<li><strong>Treatment Sensation:<\/strong> Warmth in treatment area; ONDA cooling system protects skin surface<\/li>\n<li><strong>Course Design:<\/strong> Every 2-4 weeks, typically 3-4 sessions for a complete course<\/li>\n<li><strong>Aftercare:<\/strong> Normal activities after treatment; drink plenty of water; avoid vigorous massage for 2 weeks<\/li>\n<li><strong>Results Timeline:<\/strong> Initial improvement 2-4 weeks after first session, optimal at 1-2 months post-course<\/li>\n<\/ul>\n<p>ONDA microwave lipolysis simultaneously addresses both fat and skin laxity \u2014 melting fat while tightening skin, avoiding the post-liposuction skin sagging issue. For double chin caused by receded chin, Rappoel doctors may recommend combining with chin filler to add skeletal support alongside fat reduction for more complete results. Rappoel Clinic is located 3 minutes from Gangnam Station Exit 10.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"faq-item\">\n<div class=\"faq-q\">What is the difference between ONDA and liposuction surgery?<\/div>\n<div class=\"faq-a\">ONDA is non-invasive, requiring no incisions or anesthesia, with no downtime \u2014 normal activities can resume immediately. Liposuction requires incisions and local or general anesthesia, with 1-2 week recovery and compression garments. ONDA suits mild to moderate fat accumulation; liposuction suits large volumes. ONDA removes about 20-25% fat per session, requiring multiple treatments; liposuction removes large volumes at once.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Is ONDA double chin treatment painful?<\/div>\n<div class=\"faq-a\">The treatment produces a warm sensation in the submental area, similar to a hot compress. ONDA is equipped with an intelligent cooling system that continuously cools the skin surface, ensuring microwave heat acts on the fat layer rather than the epidermis. Most patients complete treatment comfortably without anesthesia. Those sensitive to heat may feel mild warmth, and the doctor adjusts power in real time.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">Are ONDA lipolysis results permanent?<\/div>\n<div class=\"faq-a\">ONDA destroys fat cells themselves \u2014 reduced cell numbers do not regenerate, so results are lasting. However, significant weight gain will cause remaining fat cells to enlarge, and double chin may return. We recommend maintaining stable weight and healthy eating habits after treatment for long-lasting results.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">How many ONDA sessions are needed to see results?<\/div>\n<div class=\"faq-a\">Initial improvement is visible 2-4 weeks after the first session, with 3-4 sessions typically forming a complete course. Each session removes approximately 20-25% of fat, with cumulative results. Optimal results appear 1-2 months after completing the course, as the body needs time to metabolize damaged fat cells. Sessions are spaced 2-4 weeks apart.<\/div>\n<\/div>\n<div class=\"faq-item\">\n<div class=\"faq-q\">How much does ONDA double chin treatment cost in Korea?<\/div>\n<div class=\"faq-a\">Costs vary by individual and number of sessions. Rappoel Clinic offers reasonable pricing, with the doctor assessing your double chin and creating a treatment plan at the first visit. Contact via WeChat (rappoelkr) or Line for consultation and booking. The clinic is 3 minutes from Gangnam Station Exit 10, open 10 AM to 7 PM daily.<\/div>\n<\/div>\n<div class=\"cta\">\n<h3>Want to Eliminate Your Double Chin? Contact Rappoel<\/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 look round and undefined? Seoul’s Rappoel uses ONDA microwave system to non-invasively melt submental fat, reshaping your chin contour without surgery<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[69],"tags":[],"class_list":["post-1405","post","type-post","status-publish","format-standard","hentry","category-knowledge-en"],"_links":{"self":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1405","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=1405"}],"version-history":[{"count":1,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1405\/revisions"}],"predecessor-version":[{"id":1407,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/posts\/1405\/revisions\/1407"}],"wp:attachment":[{"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/media?parent=1405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/categories?post=1405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rappoel-clinic.com\/en\/wp-json\/wp\/v2\/tags?post=1405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}