CoolSculpting
CoolSculpting is a non-surgical procedure based on cryolipolysis, which specifically reduces fat cells using cold – without any needles or incisions.
The idea of getting rid of stubborn pockets of fat easily and without surgery is appealing to many people. One of the best-known and most popular methods in this field is CoolSculpting, a procedure based on the scientifically proven technique of cryolipolysis. It promises targeted reduction of fat cells using cold, without any needles or incisions.
But how exactly does this technology work, who is it suitable for and – most importantly – what risks does it entail? This article provides you with a comprehensive, objective and safety-focused overview of the CoolSculpting procedure.
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Important note
This article is for information purposes only and is not a substitute for a medical diagnosis or advice. If you are unsure, or if you require a personalised treatment plan, it is essential that you consult a qualified specialist.
What are CoolSculpting and cryolipolysis?
Definition: What are CoolSculpting and cryolipolysis?
CoolSculpting® is the brand name of a medical device used for non-invasive fat reduction. The underlying, scientifically recognised procedure is called Cryolipolysis (derived from the Ancient Greek „kryos“ = cold, „lipa“ = fat, „lysis“ = dissolution).
In cryolipolysis, fat cells (adipocytes) beneath the skin are damaged to such an extent by controlled, targeted cooling that they undergo programmed cell death (apoptosis), triggered by the cold, and are subsequently broken down naturally by the body via the lymphatic system.
The science behind it: How cold destroys fat cells
The discovery of cryolipolysis is based on the observation that fat cells are more sensitive to cold than the surrounding tissue, such as the skin, nerves and muscles.
- Targeted cooling An applicator cools the fat deposit to be treated to a temperature of approximately +4 to -11 degrees Celsius, depending on the applicator and the method used.
- Crystallisation & Cell Death At this temperature, the lipids within the fat cells begin to crystallise. This process damages the cell so severely that it undergoes programmed cell death (apoptosis).
- Natural degradation In the weeks and months that follow, the fat cells destroyed in this way are recognised by the body’s own scavenger cells (macrophages) and broken down via the lymphatic system and metabolism, before being processed by the body’s own cells.
What does a CoolSculpting treatment involve?
- Advice & Registration First, a detailed consultation is held to assess whether the patient is a suitable candidate. The areas to be treated are precisely defined and marked out.
- Skin protection A special gel pad is placed on the skin to protect it from frostbite.
- Fitting the applicator The appropriate applicator is fitted. It creates a vacuum that draws in the pocket of fat and pulls it between two cooling panels.
- Cooling phase The cooling phase begins and lasts between 35 and 75 minutes, depending on the treatment area and the applicator. At the start, you will feel a strong pulling sensation and intense cold, but these usually subside after a few minutes as the cold numbs the skin.
- Massage Once the applicator has been removed, the treated tissue feels hard and frozen. A subsequent two-minute, vigorous massage is crucial to aid the destruction of fat cells and accelerate their natural breakdown.
Which areas of the body can be treated?
CoolSculpting is suitable for treating stubborn, localised deposits of fat („problem areas“). Typical areas include:
- Abdomen (upper and lower abdomen)
- Hips and flanks („love handles“)
- Thighs (inner and outer sides, „riding breeches“)
- Back fat and bra fat
- Upper arms („waving arms“)
- Double chin
- Knee
An overview of the pros and cons
| Advantages (Pros) | Disadvantages (Cons) |
|---|---|
| Non-invasive: No anaesthetic, no injections, no incisions, no scars. | Result not immediately visible: The process takes 2–6 months. |
| No downtime: You can get back to your normal routine straight after the treatment. | Lower fat reduction: Less effective than surgical liposuction. |
| Lasting results: Once fat cells have been destroyed, they do not return. | Not suitable for weight loss: For localised fat deposits only. |
| Minor side effects: Usually just temporary redness, swelling and numbness. | Risk: less common but more serious side effects (see PAH). |
The most significant risk: Paradoxical Adipose Hyperplasia (PAH)
Although CoolSculpting is considered safe, there is a rare but serious side effect that every patient must be made aware of.
💡 Important information on paradoxical adipose hyperplasia (PAH)
What is PAH? In the case of PAH, cold treatment does not lead to degradation, but rather to a Expansion and densification of the fatty tissue in the treated area. So, rather than becoming slimmer, the area actually becomes larger, firmer and often takes on the exact shape of the applicator used.
How common is PAH? The figures on prevalence vary. It was previously thought to be 1 in 20,000 cases, but more recent estimates suggest a higher incidence of up to 1 in 138.
Treatment: A PAH does not resolve on its own. The only effective treatment is usually surgery Liposuction (liposuction) of the hardened tissue, which is often more challenging than standard liposuction.
Meaning: Although the risk is low, the consequences for those affected are serious, as the very surgical procedure that one was actually hoping to avoid becomes necessary to rectify the problem. It is essential that patients receive comprehensive medical advice about this specific risk before treatment begins. To protect yourself against the costs of any potential follow-up treatment, follow-up costs insurance can offer a reliable solution.
Who is CoolSculpting suitable for – and who is it not suitable for?
Ideally suited are people who:
- are of normal weight or only slightly overweight (BMI < 30).
- Lead a healthy lifestyle.
- Suffering from clearly defined, localised areas of fat that do not respond to diet and exercise.
- Have realistic expectations.
Not suitable is a treatment for general weight loss in cases of obesity or in people with certain cold-related disorders (e.g. cryoglobulinaemia).
How much does a CoolSculpting treatment cost?
The cost depends on the number of areas treated and the size of the applicators used. Charges are calculated per „cycle“ (one application of an applicator).
- Small areas (e.g. double chin): approx. €450 – €800 per cycle.
- Larger areas (e.g. stomach, hips): approx. €700 – €1,500 per cycle.
Two cycles are always required to achieve a symmetrical result (e.g. on both hips). Several sessions are often recommended to achieve the best possible result.
Frequently Asked Questions (FAQ) about CoolSculpting
The first few minutes (vacuum, cold) and the massage that follows may feel uncomfortable or even painful. The cooling phase itself is usually relatively painless, as the skin is numbed.
The first changes may become visible after 4–6 weeks. However, the process of breaking down fat cells continues, so the final result cannot be assessed until around 3–6 months have passed.
Yes. The fat cells destroyed by the cold are permanently removed by the body. However, if there is significant weight gain later on, the remaining fat cells in that area may enlarge, which could affect the result.
CoolSculpting is the brand name of the original manufacturer and was the first device to receive FDA approval; there are now other certified devices available, although their efficacy and safety may vary.
Yes. There are no physical restrictions. Light exercise can even help to boost your metabolism and the breakdown of fat cells.