They claim to fix fine lines, blemishes and redness – but which stand up to scrutiny? We asked dermatologists and put them to the test to find out ...

LED masks have grown from an in-clinic staple to an at-home investment in recent years, luring plenty of topical skincare brands into the tech realm. Dr. Dennis Gross’ Spectralite has been seen on the ...

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...