Air pollution is becoming a growing threat for people who play sports, and scientists say young athletes may need extra protection, including face masks in some situations, when they train or compete ...

LED face masks are a fast-growing skincare trend, but do they work? A physician reviews the clinical evidence, regulatory gaps and what to look for before you buy.

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These light-emitting devices are all over the internet. We asked experts if they can reduce wrinkles, clear acne and more. By Melinda Wenner Moyer You’ve probably noticed this scene on social media: ...