Despite their popularity, blue light-blocking glasses probably don’t do much to reduce eyestrain, help keep people alert or improve sleep, according to a meta-analysis looking at 17 studies published ...

Getting a restful night’s sleep is important because it’s the body’s nightly reset button. While you drift off, your brain ...

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 ...

A new study published in the journal GeroScience has shown that blue-enriched light therapy in the morning seems to improve sleep quality and daily activity levels in older adults. The randomized ...

When it comes to screen time before bed, some types of blue light coming from a laptop or smartphone might not damage the quality of your sleep as much as others. Several studies have found that ...

We’re continuing to learn more about the stimulating effects of blue wavelength light and its capacity to disrupt sleep. Exposure to artificial light at night is recognized as a hazard to sleep, ...

Blue light from LED lamps and consumer electronics can mess with your sleep because it disrupts production of the natural sleep hormone melatonin. Tinted glasses or displays in night mode can mask, ...

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 ...

Blue-light-filtering glasses have become an increasingly popular solution for shielding our eyes from electronic screens’ near-inescapable glow—light that is commonly associated with eyestrain and ...

Keeping your phone next to your head while sleeping may not cause cancer, doctors say, but it can disrupt sleep through blue ...

Share on Pinterest A new shows that 30 minutes of blue light therapy in the morning may improve sleep and reduce the severity of PTSD symptoms. Jane Khomi/Getty Images Most people will experience a ...