Expert warns of skin cancer risks during heatwave

Importance of sun protection highlighted by clinical director

Author: Alex Lane-KieltykaPublished 28th May 2026

Helen Winter, a clinical director at SWAG Cancer Alliance, has emphasised the need for sun protection to mitigate the risk of skin cancer amid the current heatwave.

Winter, a cancer doctor, underscored the dangers of UV exposure, stating that skin cancer is largely preventable.

She warned about the heightened risk when temperatures rise and UV levels are high, especially when individuals are exposed to the midday sun.

Winter advised the use of sunscreen, even when the weather does not seem particularly hot or if conditions are cloudy.

“It can be really deceptive, the sun, and particularly with those high UV rays,” Winter said.

She recommended using sunscreen with an SPF of 30 or higher, applying it thoroughly at least 15 to 30 minutes before sun exposure, and reapplying it every couple of hours or after activities such as swimming or exercise.

Winter reminded people to avoid assuming a single application would suffice for the entire day.

Regarding potential health indicators, Winter pointed out that anyone could get skin cancer, regardless of age or skin type.

She urged individuals to check for new or changing moles, lumps, or patches of scaly or crusty skin.

Winter emphasised the importance of consulting a GP over concerns, noting the benefits of advanced dermatological cameras to assess skin changes.

“An earlier diagnosis can lead to a simpler cure for skin cancer,” said Winter, encouraging people to prioritise sun safety through protective clothing, hats, and sunglasses.

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