You have to wear it a lot more than you think.

I experimented with several red light therapy devices to see if they help wrinkles. I also spoke to dermatologists on the science behind the masks.

If you’ve stumbled into red light therapy videos on social media, you’ve probably heard that it clears acne, reduces wrinkles, reduces inflammation, and heals joints. You may have also heard that it ...

Dogs are basking in viral red light glows—but do these at‑home treatments actually help, or just look good on camera?

Red light therapy (RLT) involves exposing the body to low-wavelength red or near-infrared light (IRL). Red and near-IRL differ slightly in terms of wavelength and visibility. Red light is visible to ...

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 ...