The Seven Most Common Sunscreen Myths—Debunked!

Let's be honest—we've all been guilty of being negligent in our use of sunscreen at one time or another. Sometimes it's out of pure laziness, other times it's the result of skewed logic—like the belief that a sunburn will turn into a gorgeous tan. But there are also a lot of misconceptions and unknown facts about the stuff out there, too.

So I turned to New York-based dermatologist Dr. Paul Frank to set the record straight on some of the most common sunscreen myths around.

Read on for everything you need to know before lathering up this summer.

MYTH Sunscreen starts working as soon as I apply it

"Sunscreen should be applied at least a half an hour before sun exposure; I suggest putting it on after you shower so it fully absorbs before you go out into the sun."