When dermatologist Adewole "Ade" Adamson sees people spritzing sunscreen as if it's cologne at the pool where he lives in Austin, Texas, he wants to intervene. "My wife says I shouldn't," he said, "even though most people rarely use enough sunscreen."
At issue is not just whether people are using enough sunscreen, but what ingredients are in it.
In countries such as France, Japan and South Korea, sunscreens include newer chemical filters, some of which have been shown to provide broader protection against UV rays than those used in the U.S.
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