Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? At the simplest level, different colors of light have different wavelengths.

Blue light therapy may help with depression, but it is still not clear exactly how effective it is. Depression is a mood disorder associated with a loss of interest in activities, low mood, and ...

Among the fads to emerge from the pandemic − sourdough bread making, TikTok dancing, sweatpants tie-dying − wearing blue light glasses to cope with increased screen exposure remains popular. As our ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The skincare industry’s current mantra du jour? “Let there be light.” At the simplest level, different ...

As one of the most well-studied light therapies for skin issues, blue light therapy benefits most notably include the management of acne, as the technology’s wavelengths help destroy a specific ...

You may’ve heard about blue light from your phone or other devices—it has a well-deserved reputation for keeping you wired and awake well past your bedtime. However, blue light can be therapeutic when ...

Cowritten by Charlie Huntington and Tchiki Davis. Blue light is light of a certain wavelength that can be emitted or reflected by a variety of materials and surfaces (Okuno et al., 2002). By its ...

Headaches and migraine attacks can be debilitating, and for many who experience them, bright screens only make the pain worse. Now that digital devices are a constant part of our lives, blue light ...

DEAR MAYO CLINIC: Many of my co-workers are using glasses that block blue light when they are on their computers. I am interested in getting a pair but want to know more about their value and how they ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 times ...