People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some interesting biology.

One of the most common questions I get asked as a beauty editor is what at-home beauty treatments are actually worth it. My answer? Red light therapy. There’s a reason you’ll find red light devices in dermatologists’ offices and facialists’ studios.

Sweeney is a contributor for TIME. Sweeney is a contributor for TIME. If you’re always on the lookout for the latest skincare gadget, you may have already tried facial rollers, sculpting wands, and dermaplaning devices. And you may be curious about the ...

If you're starting to notice that your skin is looking a little, well, tired, you're not alone. The visible signs of aging—I’m talking fine lines and wrinkles, dullness, even sallow skin—will strike us all sooner or later. Bummer. On the bright side ...

Earlier this month, the Food and Drug Administration banned a popular synthetic food dye, Red Dye No. 3, which is commonly used to create a bright red color in foods, medications and supplements. Red Dye No. 3 is "found in certain candy, cakes and cupcakes ...

On the heels of a frosty winter season that brought record-low temperatures to parts of the Northeast, the sudden onset of warm weather this month has come alongside a pattern of red flag warnings seen recently across large sections the U.S. The National ...

FD&C Red No. 40, more commonly known as red 40, is making headlines again as lawmakers debate whether food dyes should remain legal in the United States. The dye, which has been registered with and regulated by the U.S. Food and Drug Administration since ...

How much should we worry about Ranger Suárez's unusual spring training schedule and struggles?

The Food and Drug Administration has not formally reevaluated the safety of a food dye called Red 40 in over a decade, the agency's top food official said this month when asked about renewed worries over its potential behavioral health effects. The agency ...