Blue light from screens has been blamed for sleep problems, screen fatigue, and various health issues. Companies sell blue light blocking glasses, apps filter blue wavelengths, and phone operating ...

It’s one of the most pervasive messages about technology and sleep. We’re told bright, blue light from screens prevents us falling asleep easily. We’re told to avoid scrolling on our phones before ...

For a decade, we've been told our screens are wrecking our sleep. The real culprit is far bigger than the glow from your ...

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 ...

A growing body of research suggests screens aren’t the main sleep disruptor. Instead, what you do during the day could matter ...

What if a simple change in your morning light exposure could help you sleep better? Our sleep patterns change across our lifespan, and, as we get older, we tend to have difficulty getting a good night ...