How does sunscreen work? Can it really prevent wrinkles and cancer?

It’s summer, and before you head to the beach or pool, you might slather on sunscreen.

But is it doing anything beyond preventing a sunburn? Can it really prevent wrinkles and skin cancer?

Shining a light on sunscreens

Citation:
Video: How does sunscreen work? Can it really prevent wrinkles and cancer? (2021, July 28)
retrieved 29 July 2021
from https://medicalxpress.com/news/2021-07-video-sunscreen-wrinkles-cancer.html

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Source:Medicalxpress

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