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Experts Urge Sun Safety as ‘Sunburnt Tan Lines’ Challenge Spreads

Authorities are urging high-SPF sunscreen use alongside shade or gradual exposure to counter a viral social media challenge that promotes extreme unprotected tanning.

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Overview

  • The #sunburnttanlines trend has garnered over 200 million views by encouraging prolonged UV exposure without protection.
  • The International Agency for Research on Cancer has classified ultraviolet radiation as a proven human carcinogen since 1992 and the WHO attributes over 90% of skin cancers to excessive UV exposure.
  • Adolescents who suffer sunburns face an 80% higher risk of developing melanoma, according to May 2025 epidemiological data.
  • Health authorities recommend continuous use of SPF 50+ sunscreen, protective clothing and gradual sun exposure while advising against UV tanning beds.
  • Australia’s sun-safety campaigns launched since 2000 have demonstrated significant declines in melanoma incidence and serve as a model for prevention efforts.