Overview
Related questions
Overview
Related questions
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Ultraviolet rays
Ultraviolet rays are a form of electromagnetic radiation (like light, x-rays, and microwaves) that can cause skin damage, tanning, skin cancer, and are a normal part of metabolism of vitamin D.
How long it usually lasts:
Chronic (lasts years to lifelong)
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A 45-year-old member asked:
What does ultraviolet light look like?
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