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What is Thermage FLX? How does it lift the face and reduce double chin?

DSK Editorial team
Article by
DSK Editorial team
April 17, 2026
Thermage FLX

Key takeaway

  • Thermage FLX is a skin-tightening innovation that helps lift and firm the skin, improve elasticity, smooth texture, reduce wrinkles, and target excess fat
  • Thermage  works by delivering high-intensity radiofrequency (RF) energy deep into the dermis and subcutaneous fat layer, causing collagen fibers to contract, reorganize, and stimulate new collagen production
  • Suitable for those with sagging skin, deep wrinkles, enlarged pores, or anyone looking to restore firmer, smoother, and more youthful-looking skin
  • What sets Thermage apart is its ability to deliver energy at the right depth, providing effective lifting results that can last 1-2 years
  • For safety and optimal results, always choose a certified clinic that uses authentic Thermage devices approved by the FDA, with proper certification from Solta Medical

How Does Thermage FLX Work?

Thermage FLX works by delivering monopolar radiofrequency (RF) energy deep into the skin, reaching up to about 4.3 mm to target both the dermis and subcutaneous fat layers. The controlled heat causes existing collagen fibers to contract immediately while stimulating the production of new collagen and elastin over time. This helps improve skin firmness, tighten loose skin, and enhance overall elasticity. Unlike Ulthera, which targets the SMAS layer, Thermage focuses on improving skin quality and tightening fat layers, resulting in smoother, firmer, and more lifted-looking skin.

How Many Thermage Models Are There?

Thermage has been continuously developed since 2003, with several upgraded models over time, each improving in technology, comfort, and efficiency:

  • Thermage TC (2003) – The first generation of Thermage technology
  • Thermage NXT (2007) – Improved energy delivery and treatment performance
  • Thermage CPT (2009) – Introduced a vibration system to reduce discomfort during treatment
  • Thermage FLX (2018) – The latest generation with enhanced precision, faster treatment time, and improved comfort

Thermage CPT vs Thermage FLX: What’s the Difference?

  • Thermage FLX is a more advanced version of CPT, offering greater precision and consistent energy delivery
  • Features an improved vibration system for a more comfortable experience with less pain
  • Uses fewer shots (around 900 vs 1,200 shots in CPT) while covering the same treatment area
  • Results in a faster treatment time with more efficient outcomes

How to Check if a Thermage Machine Is Authentic and Certified

  • Look for official certification stickers clearly displayed inside the clinic
  • The clinic should have a certificate and plaque issued by SOLTA Medical (the manufacturer of Thermage)
  • The Thermage device itself must have an authenticity sticker attached on the machine
  • Avoid unusually cheap promotions, as authentic Thermage treatments typically come at a standard medical price

What Does Thermage FLX Help With?

  • Tightens loose and sagging skin, making it firmer and more lifted
  • Reduces wrinkles and fine lines for smoother-looking skin
  • Improves facial contour, especially in cases of excess fat or lack of definition
  • Minimizes enlarged pores and strengthens overall skin quality
  • Stimulates collagen production, helping skin become more elastic and youthful over time

Areas That Can Be Treated with Thermage FLX

thermage bangkok
  • Eye area – Lifts eyelids and reduces wrinkles around the eyes (performed with a specialized tip and protective eye shield)
  • Eyebrows – Helps lift and reshape drooping brows
  • Nasolabial folds (smile lines) – Softens deep lines and reduces cheek fat
  • Full face – Improves skin firmness, smoothness, and reduces wrinkles
  • Body areas – Tightens loose skin on arms, abdomen, thighs, hips, and hands

Who Is Thermage FLX Suitable For?

  • Individuals with sagging skin on the face, neck, or body
  • Those with deep wrinkles (forehead, under eyes, smile lines)
  • People with facial fat accumulation (cheeks, chin, jawline)
  • Those with large pores or uneven skin texture
  • Individuals with cellulite or loose skin on thighs or buttocks
  • Anyone looking for non-surgical lifting and contouring
  • Those wanting to stimulate collagen and restore youthful skin
  • People aiming to reduce body circumference (arms, waist, thighs)

How Soon Will You See Results & How Long Do They Last?

  • Immediate tightening effect of about ~20% right after treatment
  • Results gradually improve as new collagen forms
  • Full results appear within 3-6 months
  • Effects can last 1-2 years, depending on skin condition and aftercare

Consultation and Booking

For more information or to schedule a consultation, 

please contact us via LINE OA : @dskinclinic

Pros and Cons of Thermage FLX

Before deciding on Thermage FLX, here’s a clear breakdown of its advantages and limitations to help you make an informed decision:

Pros of Thermage FLX

  • Quick and convenient – Treatment typically takes around 40-90 minutes
  • No wounds or visible marks after the procedure
  • No downtime – You can return to normal daily activities immediately
  • Suitable for all skin types and tones
  • Long-lasting results – A single session can last 1-2 years, depending on skin condition and aftercare

Cons of Thermage FLX

  • May cause temporary redness after treatment
  • Mild swelling or sensitivity can occur in some cases, but usually resolves on its own
  • Results are not immediate 100% – full effects develop gradually over 3-6 months
  • May not be sufficient for severe sagging, where other treatments or combination approaches could be more suitable

How Thermage FLX Differs from Other Treatments

While many aesthetic treatments can address aging skin, Thermage FLX stands out due to the type of energy used and how deep it reaches into the skin layers:

Thermage FLX vs Other RF Devices

  • Thermage FLX uses Monopolar RF (radiofrequency), allowing energy to penetrate deeper layers, including the fat layer
  • Backed by 20+ years of clinical research as the original technology
  • Delivers stronger, more consistent results
  • Other RF devices (e.g., Oligio, Volnewmer, or similar Korean devices) also use RF but:
    • Provide lower energy levels
    • Have less clinical research support
    • Typically target only superficial skin tightening with more subtle results

Thermage FLX vs Ultherapy

  • Thermage FLX
    • Uses radiofrequency energy
    • Works across multiple skin layers (epidermis, dermis, and fat)
    • Best for skin tightening, contouring, and improving skin quality
  • Ultherapy
    • Uses focused ultrasound (HIFU with visualization)
    • Targets the SMAS layer (deeper muscle layer)
    • Best for lifting and structural repositioning of the face

Thermage FLX vs HIFU

  • Thermage FLX
    • More precise and consistent energy delivery
    • Can tighten skin and reduce fat effectively
    • Provides more predictable results
  • HIFU (general devices)
    • Uses ultrasound but often lacks real-time visualization
    • Energy delivery can be less precise (hit-or-miss at SMAS layer)
    • Results are less consistent but more affordable

How Long Does Thermage FLX Last? Is It Worth It?

Thermage in Bangkok
  • Immediate tightening effect of around ~20% after treatment
  • Full results develop within 3-6 months as collagen rebuilds
  • Results typically last 1-2 years, depending on skin condition and lifestyle
  • Can be repeated once a year to maintain results

What to Know Before Getting Thermage FLX

  • Choose a licensed, reputable clinic with clear certification
  • Ensure the procedure is performed by a qualified doctor
  • Check that the clinic maintains clean, hygienic standards
  • Make sure all equipment is properly sterilized and certified
  • Review real patient results and testimonials before deciding

How to Prepare for Thermage FLX

To ensure a smooth and effective treatment, here’s how you should prepare before undergoing Thermage:

  • Research the treatment to understand if Thermage FLX is suitable for your skin concerns
  • Inform your doctor in advance if you have underlying conditions, sensitive skin, or allergies (especially to anesthetics)
  • Avoid other aesthetic procedures for at least 1 month prior, such as thread lifts, Botox, or filler injections
  • Choose a reputable clinic with certified devices and experienced doctors who can assess and plan treatment based on your individual needs

Thermage FLX Procedure: Step-by-Step

Thermage is a quick and convenient treatment, typically taking about 45-90 minutes:

  • Cleansing – The skin is thoroughly cleaned to remove dirt and oil
  • Numbing cream – Applied and left on for about 30 minutes to minimize discomfort
  • Energy delivery – The doctor uses the Thermage device to deliver RF energy point-by-point across the skin, based on the appropriate number of shots for each case

Aftercare for Thermage: What to Do & What to Avoid

To help your results last longer and keep your skin in the best condition after Thermage:

What You Should Do

  • Keep your skin well-moisturized to maintain hydration
  • Apply sunscreen daily to protect against UV damage
  • Drink plenty of water and eat a nutrient-rich diet to support collagen production

What to Avoid

  • Avoid sun exposure, smoking, and alcohol, as they can affect skin recovery and aging
  • Do not use irritating skincare products (such as AHA or retinoids) for at least 3-5 days
  • Avoid laser treatments, facials, or other procedures for at least 2 weeks
  • Refrain from scrubbing or exfoliating the skin, as it may be more sensitive after treatment

Thermage FLX Price

The cost of Thermage FLX varies depending on the treatment area and number of shots required, such as for the eyes, full face, or body. At DSK Clinic, pricing is tailored to each individual case, and a consultation with a doctor is recommended to determine the most suitable treatment plan and budget. You can check the latest Thermage FLX promotions here: https://dskclinic.com/en/promotions/ 

Risks of Using Fake Thermage Machines

Choosing a non-authentic or low-cost Thermage device may lead to:

  • No visible results
  • Uneven skin texture, dents, or rough skin
  • Burns, pigmentation, or bruising
  • Skin inflammation
  • In severe cases, facial distortion

How Many Shots Do You Need?

The number of shots depends on the treatment area and your goals:

  • 450 shots – Suitable for the eye area (lifting eyelids, reducing wrinkles)
  • 900 shots – Ideal for full face, jawline, and neck tightening

What Can Thermage Treat?

Thermage is a versatile treatment that can address multiple concerns:

  • Sagging skin and loss of firmness
  • Wrinkles and fine lines
  • Excess localized fat (face and body)
  • Large pores and uneven texture
  • Collagen loss and skin laxity
  • Cellulite and uneven skin on areas like thighs or buttocks

When Will You See Results?

  • Mild soreness may occur for 1-3 days after treatment
  • Immediate tightening of about ~20% can be seen right after
  • Skin continues to improve as collagen rebuilds
  • Full results appear within 3-6 months
  • Results typically last 1-2 years, depending on skin condition and aftercare

Where to get Thermage FLX? Why choose DSK Clinic

Thermage FLX dsk clinic

Choosing Thermage FLX isn’t just about the device—it’s about precise analysis and personalized treatment design. At DSK Clinic, the approach focuses on tailoring every treatment to each individual’s facial structure and skin condition.

What makes Thermage at DSK Clinic different

  • A full range of technologies—not just Thermage, but also Ulthera, Sculptra, and Filler—allowing doctors to choose the most suitable solution for each concern
  • In-depth skin and facial analysis to create a fully customized treatment plan
  • Advanced shot design techniques that deliver better results even with the same number of shots
  • Experienced medical team with certified training in Thermage and facial aesthetics

DSK Clinic integrates ultrasound technology (UltraSee) to visualize underlying skin structures before treatment. This enables doctors to accurately determine depth and placement, ensuring energy is delivered exactly where it’s needed—maximizing results while enhancing safety.

Summary

Thermage is a non-invasive treatment that tightens skin, reduces wrinkles, and refines facial contours by delivering radiofrequency energy deep into the skin and fat layers to stimulate collagen production; however, the real difference in results comes from accurate assessment, precise technique, and practitioner expertise, which is why choosing a trusted clinic like DSK Clinic plays a key role in achieving natural, effective, and long-lasting outcomes.

FAQs About Thermage

After learning about Thermage, here are some of the most common questions with clear answers to help you decide with confidence:

Is there any downtime?

No downtime is required. The treatment is non-invasive with no wounds, and you can resume daily activities immediately.

How long do the results last?

Results typically last around 1-2 years, depending on age, skin condition, and post-treatment care.

How often should I do it?

It is generally recommended once a year to maintain results, but for continuous lifting, treatments can be done every 3 months under a doctor’s guidance.

Is Thermage FLX painful?

You may feel brief heat sensations deep under the skin, but the FLX system includes vibration and cooling features that significantly improve comfort.

Should I choose Thermage or Ulthera?

It depends on your concerns—Thermage is ideal for skin tightening and reducing excess fat, while Ulthera is better for lifting and targeting deeper structural layers of the skin.

How many sessions are needed, and when will I see results?

A single session can already show results, with about 20% tightening immediately after treatment. Full results develop over 3-6 months and typically last around 1 year.

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