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. NY Post Composite Blue light ...

When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...

Your thyroid doesn’t see light, but your brain does. Discover how late-night screen habits confuse your master clock and ...

Blue light has acquired a dubious reputation in recent years, frequently blamed for everything from disrupted sleep patterns to digital eye strain. This high-energy light, emitted abundantly by our ...

Researchers have designed and tested ‘human-centric’ LEDs that emit different wavelengths of blue light depending on whether it’s daytime or nighttime, reducing the disruptive effect artificial light ...

A woman and man lie in bed in the dark reading from digital devices. Source: SHVETS Production / Pexels If you put a blue light filter on your phone in the evenings to wind down before sleep, it might ...

For anyone who cares about their so-called "sleep hygiene" — essentially good, deep, restful sleep — it has become conventional wisdom that blue light will wreck it. Blue light is often the wavelength ...

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 ...