A new study suggests that blue light such as from phone screens may not be as disruptive to sleep as previously thought. The study looked at how people reacted to different types of light. They found ...

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 ...

A Rutgers-led team of scientists has developed an eco-friendly, very stable, ultra-bright material and used it to generate deep-blue light (emission at ~450 nm) in a light-emitting diode (LED), an ...

Share on Pinterest Researchers say that blue light may not significantly affect a person’s circadian rhythms. AleksandarNakic/Getty Images Blue light from the sun is vital in regulating a person’s ...

You’ve likely heard that blue light from smartphone screens may be keeping you awake at night. While the sun is our main source of blue light, the rise of LEDs and screen use exposes us to artificial ...

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 ...

You can track your food, train hard, guard your sleep, and still overlook a basic influence on metabolism: the light hitting ...

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 ...