An emerging health and skincare practice, red light therapy has exploded in popularity. You've likely seen social media influencers swearing by those glowing, scary-looking, at-home face mask ...

The mask offers red light for anti-aging and collagen production, and blue light for acne-prone skin, says the brand. Plus it features an automatic 10-minute shutoff, so you won't overuse it.

LED masks are designed to treat a range of conditions such as inflammation, swelling and signs of aging like sagging and ...

NASA originally began working with RLT on plant growth in space and later found it helped heal astronauts’ wounds.

Red light therapy (visible to our eyes) is often used in smaller devices, such as LED panels, wands and face masks. In general, infrared light is used more for pain relief, muscle relaxation ...

Chrissy Teigen, Kim Kardashian and Victoria Beckham love red light therapy masks — but do they actually work? Senior Beauty Editor Jennifer Romolini touts the LED mask she likes best.