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A 42-year-old member asked:

Why does skin blister in the sun?

1 doctor answer1 doctor weighed in
Dr. Alan Ali
Dr. Alan Alianswered
Psychiatry 32 years experience
Blisters: Photodermatitis or sun poisoning is a form of allergic skin reaction. Among the many causes are lemon oil in fragrances, coal tars, paba in sunscreens, st. John's wort, benzoyl peroxide, tetracyclin antibiotics, retinoids, pellagra, some plants, non-steroidal anti-inflammatory agents such as ibuprofen.

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Last updated Aug 24, 2012

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