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 ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Nancy Redd Shifts in the number of daylight hours — due to changing seasons or ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...

Software glitches, incompatible cases, low battery, outdated iOS, incorrect settings, and hardware issues may trigger iPhone flashlight not working problems. Closing the Camera app, restarting the ...

Light box therapy can help treat circadian rhythm disorders and mood issues. The light in a light box should have an intensity of about 10,000 lux to be effective. Exposure to bright light in the ...

Handheld light meters used to be a photography staple, but as cameras with built-in light meters became both more prevalent and reliable, these devices became increasingly obsolete for everyday use.

Blue light from screens can cause tired eyes and trouble sleeping. To protect your eyes, use blue light filters and take breaks from screens. Blue light may damage your retina over time, but it's not ...

IC-Light is a project to manipulate the illumination of images. The name "IC-Light" stands for "Imposing Consistent Light" (we will briefly describe this at the end of this page). Currently, we ...