Blue light is good for your body during the day, but exposure to blue light at night can cause mild to more severe health effects.

We asked the experts about how screen time might interfere with sleep. Digital screens emit sleep-disrupting blue light, feed us instant and addictive entertainment and encourage stress-inducing “doom ...

If you're dealing with eye strain from computer or phone use, blue-light glasses may help. So could shutting down devices a ...

Gainesville, GA / Syndication Cloud / September 1, 2025 / Sleep ZM Key Summary Screen exposure – The average person spends 7+ ...

You can turn off blue light on a Mac by enabling the Night Shift feature in your System Preferences.

A pair of the best blue light blocking glasses could be just what you need to protect your eyes from eye strain and prevent those pesky screen-related headaches from occurring. If, like me, you're ...

You bought blue light glasses to save your eyes from screen strain, but somehow they’re making everything worse. Your eyes feel tired, your head hurts, and the world looks like it’s been dunked in ...

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.