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

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 ...

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, ...

Using your phone before sleeping can strain your eyes and disturb sleep. An ophthalmologist explains how blue light, reduced ...

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 ...

The type of light you’re exposed to in the evening can dramatically affect melatonin, the hormone responsible for signaling ...

Blue light is part of the visible light spectrum. Exposure to blue light can affect sleep quality, alertness, hormone production, mood, and more. Blue light could also contribute to headaches, but ...