Blue light is part of the visible light spectrum. Sunlight is the strongest source. But our electronic devices—such as our phones, laptops and TVs—also emit it, albeit at levels 100–1,000 ...

The blue light your iPhone emits can wreak havoc on your sleep. Studies show it can disrupt melatonin levels, as well as your circadian rhythm, both of which can leave you tossing and turning all ...

We've all been guilty of it. Lying in bed, mindlessly scrolling through social media, one more reel, then another, or responding to late-night texts. But this behavior might be stealthily undermining ...

Blue light might only delay your sleep by 2.7 ... This doesn't mean you can go ahead and take your phone to bed. But it does mean a blue light blocker might not be a necessary feature of your ...

Blue light may contribute to headaches, but it's likely that other factors, ... not necessarily from the blue light from your phone. Digital Eye Strain . In many cases, ...

The experts we spoke with agree that wearing blue-light blocking glasses after dark, for computer work or scrolling through your phone, may help you to doze off afterward and sleep better.

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.

3. Blue light can disrupt your sleep, affecting your skin. If the skin around your eyes looks dull or puffy, it’s easy to blame this directly on blue light.