Our bodies primarily rely on sunlight to produce vitamin D.
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Articles on UVB
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Excessive exposure causes skin cancer, but sun exposure also has benefits. How do you balance the two?
Collarium sunbeds are promoted as a means to tan quickly, and reduce the effects of aging on the skin. Two experts explain what to make of their claims.
Sunburn can cause cancer, heat stroke and changes to the immune system. Choosing the right sun protection, even for darker skin, is more complicated than it looks.
Vitamin D is essential for good health and particularly for fighting infections and keeping the microbes in the human gut healthy. But in winter it can be difficult to get enough.
Top contributors
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PhD Candidate, Dermatology Research Centre, The University of Queensland
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Principal research fellow, QIMR Berghofer Medical Research Institute
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Dermatologist and senior lecturer, Stellenbosch University
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Professor of Cancer Epidemiology, The Daffodil Centre and Melanoma Institute Australia, University of Sydney
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Distinguished Professor of Molecular Immunology, Penn State
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Professor of Experimental Photobiology, King's College London
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Research fellow, King's College London
