For years we’ve been told to avoid sun to prevent skin cancer. But research suggests a dose of rays can boost your immune system and increase lifespan. We look on the bright side

Shades? SPF50 suncream? Wide-brimmed hat? For decades, it has been drilled into us that if the sun is out, we’d better slip on protective clothing, slop on suncream and slap on a hat to stay safe. There’s little doubt that too much sun exposure – and particularly sunburn – increases our risk of developing skin cancer. It also prematurely ages the skin. But scientists are increasingly questioning the mantra that sunlight is an evil to be avoided at all costs, and investigating the brighter side of sun exposure.

It’s not just about vitamin D. Though important for strong bones and teeth this sun-induced vitamin is just the tip of the iceberg in terms of the physiological processes that are influenced by sunlight falling on the skin. Sunseekers may even have a longer lifespan. So, can we capitalise on the benefits of sunshine, without risking skin cancer?

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