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But, as a cause of skin cancer, that would preclude vitamin D deficiency, since it is also dependent on UV exposure.
by WalterSear 7y ago
But, as a cause of skin cancer, that would preclude vitamin D deficiency, since it is also dependent on UV exposure.
- enterabdazer 7y agoUV is a spectrum. UV-B is responsible for vitamin D production. Very little UV-B reaches us, even during the summer in the northern hemisphere. UV-A does damage, and reaches us much more strongly. You can receive damaging UV exposure while producing little to no vitamin D. https://en.wikipedia.org/wiki/Ultraviolet#/media/File:Ozone_altitude_UV_graph.svg https://en.wikipedia.org/wiki/Ultraviolet#/media/File:Ozone_...
- WalterSear 7y agoI see.