Feeling flush? Harlequin sign might sound like a fun card game or Halloween outfit — but it’s actually a rare nervous system condition characterized by asymmetrical sweating. Sydney Patrice, 26, a ...

Ever wondered why your face resembles a tomato when you run? Dermatologists explain the science behind the redness and share tips on how to alleviate it.

One PEOPLE writer used a Solawave red light therapy mask and saw improvements in her skin. It’s hands-free unlike the Solawave wand, and it’s also on sale when you buy it in a kit. Celebrities ...

Red light therapy is a home-based photobiomodulation system that uses visible and/or near-infrared light to address skin concerns, Chris G. Adigun, MD, a board-certified dermatologist at ...

What causes your face to turn red during a run? As we know – and as emphasised by Joshua Zeichner, associate professor of dermatology and the director of cosmetic and clinical research in ...