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 ...

The damaging effects of daily, lifelong exposure to the blue light emanating from phones, computers and household fixtures worsen as a person ages, new research by Oregon State University suggests.

Excessive blue light can cause accelerated aging in flies because this exposure can cause cellular damage, according to a study released Wednesday. Because the signaling chemicals in the cells of ...

Using blue light filters on your devices, reducing overall screen brightness in the evening, and taking breaks all help. If you decide to try blocking glasses designed for nighttime use, look for ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 times ...

A new study published in the journal Frontiers in Aging has shown that "excessive" blue light exposure may accelerate cell aging by disrupting the metabolic process. Getty Images Staring at your phone ...

A new study from Canada finds that blue light before bed might not be as bad for adults as we have been led to believe.

Research suggests blue light damages eyes, skin and causes fatigue, experts are torn on whether a filtered lens is the answer ...