Just why, though, remains a bit of a mystery. Although many people are self-proclaimed light sleepers or heavy sleepers, researchers have found that little is actually known about why people react ...

Light plays an important role in many aspects of our lives, from our sleep cycles to mental health. If our bodies don’t get the proper light we need, it can cause a chemical change in the brain ...

Full-face LED masks like this one can cost up to several thousand U.S. dollars. The application of red light can stimulate collagen production and blood circulation, and even reduce signs of aging.

We’ve all read the reports: Blue light can play a role in sleep issues. It’s also been mentioned as a factor in skin damage, too. Fortunately, not only can you enable a blue-light filter on ...

Blue light -- the kind from your smartphone, tablet, TV, and even energy-efficient light bulbs -- is not necessarily damaging to the eyes but can trigger eyestrain and lead to a range of health ...

Social media posts showcasing the use of red light therapy devices at home are sparking interest in this trendy skin treatment — but does it deliver on its promises? While some studies have ...