However,
Beware this trend circulating social:
Essential
- The “Burn Lines” is a practice which consists in having a very pronounced white mark in the swimsuit. In addition,
- To obtain this result, the skin must be very tanned and therefore often burned. Therefore,
- In the short term. Moreover, this practice can cause strong sunburn and, in the long term, increase the risk of skin cancer. Moreover,
#Burnlines, #Tanlines… Under these hashtags, the summer trend on Tiktok: having a very pronounced white mark in the swimsuit. Nevertheless, To obtain this result, the skin must be very tanned and therefore often burned.

. Furthermore,
Exposing without protection or with sunken oil is dangerous – Beware this trend circulating social
To obtain such a contrast, followers are long hours in the sun, without protection. Consequently, “”I know I’m burned, but I’m going to sunbathe”Explains this young woman on Tiktok.
@_mad.i.son__ I know I’m burnt but it will turn tan lol @Carroten Aus Tanning & Suncare sponsor me. #fyp #tanlines #carrotentanninggelresults #springbreak ♬ original sound – bidemytime
But a sunburn is not trivial. According to theHealth insuranceit is a more or less serious burn of the skin:
- of the first degree, which causes redness which are sometimes accompanied by itching.
- of the second superficial degree, which causes the appearance of blisters filled with a transparent liquid. The skin is red and painful.
- of the second deep degree, which is characterized by blisters, pain and sometimes scars.
beware this trend circulating social
In order to achieve their goal more quickly, some put tanning oil. These products do not contain a UV filter, which accelerates tanning but especially the burning of the skin.
A risk of long -term melanoma
The “Burn Lines” worries dermatologists, especially when this practice is repeated throughout the summer. Additionally, “”When you burn, UVs reach cell DNA, Indicates Anne Dompmartin, dermatologist at the Caen University Hospital, to the magazine The point. There is therefore always risks of mutation and developing cancers. For example, we know that sunburn in children over 10 years old greatly increase the risk of melanoma in adulthood. But it depends on recurrence: if you do it once in your life. the problem beware this trend circulating social is not the same as those who do it regularly”.

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In more than 85 % of cases, melanomas are attributable to exposure to natural or artificial ultraviolets (UV), according to Public health France (SPF). Between 1990 and 2023, the number of new cases of skin cancer more than tripled, according to The National Cancer Institute (Inca). In 2023, 17,922 skin cancers were diagnosed and, a year earlier, there were 1,922 deaths, indicates the Cancer panorama – Edition 2025.

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To protect yourself from the sun, Health insurance recommends applying a thick layer of sunscreen 30 minutes before exposing the sun, even if there are clouds. The ideal is to renew the application every two hours.
beware this trend circulating social
Further reading: This young Breton begins a tour of France on foot to raise awareness of Parkinson’s disease and begins his march in the Var – Dementia: air pollution pointed out as a aggravating factor: News – Anorexia: the opioid receptors in question – The mystery of resistant cancers begins to deliver its secrets – Towards the possible freezing of the “PowerShip” project of the CEB – Khalil Elahee: “The barge is an option that remains expensive and complex”.
