While evening blue light suppresses melatonin and delays sleep onset, morning exposure to this same wavelength has the opposite effect on your circadian rhythm. That bright, blue-rich light ...

But exposure to blue light during the day may have the opposite effect. It’s been used to treat seasonal affective disorder, or SAD. That’s a form of depression related to the changing of the ...

While the debate continues regarding blue light’s direct impact on eye health, its effect on sleep is much more firmly established. Blue wavelengths powerfully suppress melatonin—the hormone ...

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 ...

But perhaps more importantly, the natural light that occurs in the morning is shorter wavelengths of blue and green light which is beneficial for sleep but only in the morning. Blue and green lights ...

It seems like common sense that the glaring blue light of your smartphone can prevent you from falling asleep. Light is what we need to get us going in the morning, so of course a bright phone ...

For instance, one study found that exposure to blue light had a positive effect on how your brain processes, alertness, and reaction times. For athletes, this may improve decision-making and help ...

Blue light has been shown to have a positive effect on hair growth, like red light therapy. In fact, one study done on patients with alopecia found that when used twice a week for ten consecutive ...

We’re all familiar with blue light from our phones ... stimulating red lights as well as infrared that has a rejuvenating effect on areas of the skin that need healing. There are anti-ageing ...

A mysterious spiraling blue light illuminated the night skies over Europe on Monday. The cosmic whirlpool was captured in stunning video and appears to have been created by the SpaceX Falcon 9 ...