Think blue light is hurting your sleep cycle? A new study suggests it can actually improve the overall sleep quality of older adults — but only if they time it right.

Most exposure to blue light is from the sun, but some health experts have raised questions about whether artificial blue light could be damaging your eyes.

Glasses that claim to shield your eyes from screens' blue light and supposedly help you get better shut-eye may not provide much benefit at all — other than elevating your accessories.

Too much exposure to blue light could lead to insomnia and symptoms of depression. Learn more about how it can affect your mental health.

Adding a blue light-filter to your eyeglasses won’t ease computer eye strain or protect your sleep, according to a new review, but other actions can help.

In a new study, blue light filtering glasses, which have surged in popularity, did not show any reproducible short-term benefit in terms of eye strain, eye health.

Blue light -- the kind from your smartphone, tablet, TV, and even energy-efficient light bulbs -- can lead to a range of health issues. Here are a few tips to ward off blue light’s effects.

The light sensors in our eyes can't tell the difference between artificial blue light and a bright, shining sun, so perceives this as another signal to wake up.

Blue light from computer screens and smartphones stimulates eyes and can cause sleep problems — but a new analysis finds blue light blocking glasses may not be much help.

If you can’t quit scrolling before bed, blue-light-blocking glasses can help prevent screen time from messing with your sleep.

There are cheaper and more effective ways to salvage your eyes from all that screen time. By Dani Blum The pitch for blue-light-filtering glasses is compelling: an easy way to counteract that ...

Previous studies have found that blue light filtering glasses help protect against retinal damage, improve sleep patterns and protect eye health.