How Blue Light May Affect Your Mental Health Scientists think nighttime exposure to blue light throws off your circadian rhythm , or sleep/wake cycle. This could lead to symptoms of depression.

The blue light emitted by screens not only keeps you awake, but may actually contribute to signs of aging on skin, such as wrinkles and dark spots.

Blue light -- the kind from your smartphone, tablet, TV, and even energy-efficient light bulbs -- can lead to a range of health issues. Here are a few tips to ward off blue light’s effects.

Think blue light is hurting your sleep cycle? A new study suggests it can actually improve the overall sleep quality of older adults — but only if they time it right.

A blue shirt absorbs all wavelengths of light except those that make up the color blue (roughly 450 nanometers) and reflects what's left into the area around it, including our light-sensitive retinas.

Share on Pinterest Researchers say that blue light may not significantly affect a person’s circadian rhythms. AleksandarNakic/Getty Images Blue light from the sun is vital in regulating a person ...

Topline. A new study concluded that blue light glasses probably have no greater effect on the eyes than non-blue light glasses, contradicting research that says they help with eye strain, sleep ...

Adding a blue light-filter to your eyeglasses won’t ease computer eye strain or protect your sleep, according to a new review, but other actions can help.

Blue light has become one of the most commonly talked about enemies of sleep. However, recent research from studies like Mouland et. al and advice from Dr. Huberman – professor of neurobiology ...