This 2023 research notes that red light does affect sleep quality and alertness as a person is preparing for and trying to fall asleep. That research specifically involved people who experience ...

Dr. Alexander Solomon, a neuro-ophthalmologist at Providence Saint John’s Health Center, noted that the study’s light exposures were tightly calibrated and may not reflect real-world conditions. In ...

Blue light has acquired a dubious reputation in recent years, frequently blamed for everything from disrupted sleep patterns to digital eye strain. This high-energy light, emitted abundantly by ...

Light exposure before sleep can make it difficult for you to fall asleep. Tap to read the benefits of sleeping in a dark room. It can disturb your sleep-wake cycle.

“Using a phone or having background noise from the TV helps quiet the mind, especially if your thoughts tend to spiral when ...

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.

Can Blue Light Glasses Help With Eye Strain, Sleep and More? A pair of blue light glasses might be just the thing you need. Here’s everything you need to know.

How Blue Light Hurts Sleep. Your eyes aren’t good at blocking blue light. So almost all of it passes straight through to the back of your retina, which helps your brain translate light into images.