The science of sunscreen

Misinformation about sunscreen is common. Don't let myths deter you from using it to protect your skin.


Image: © wragg/Getty Images

If you've ever searched online for information about sunscreen, what you found may have made you feel less than sunny about slathering on these lotions and creams. Sunscreen is designed to protect your skin from the sun's damaging rays, but some of the claims made about it suggest it could do more harm than good.

Assertions include everything from statements that sunscreen is ineffective to warnings that it's outright dangerous. Some writers even go as far as to state that sunscreen may cause skin cancer, thanks to a purported harmful cocktail of toxic ingredients. That's enough to darken your day.

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