Why I think Cancer Research UK may do more harm than good.

On Skin Cancer Cancer Research UK perpetuate a myth that more than ten minutes of sun exposure to your arms and face will be harmful but is there any evidence for this? It’s well known that Vitamin D is absolutely vital for good health but our skin requires exposure to sunlight to synthesise it, so in northern latitudes dark skin can be a problem because it blocks what little UV there is. When humankind first migrated north from Africa, darker skinned people suffered from low levels of vitamin D and faired less well. Over thousands of years–with a process...

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