Blue-light-blocking glasses reduce how much blue light from electronic devices reaches your eyes. But it’s unclear how beneficial this actually is. You’re probably doing it right now — looking at a ...

LA Times Studios may earn commission from purchases made through our links. This guide explores how blue light glasses can help with eye strain and sleep issues caused by digital screens. Wake up.

The issue with screens is proximity and duration. Phones and laptops sit inches from your face for hours at a time.

You’ve likely heard that blue light from smartphone screens may be keeping you awake at night. While the sun is our main source of blue light, the rise of LEDs and screen use exposes us to artificial ...

Cowritten by Charlie Huntington and Tchiki Davis. Blue light is light of a certain wavelength that can be emitted or reflected by a variety of materials and surfaces (Okuno et al., 2002). By its ...

A new study suggests that blue light such as from phone screens may not be as disruptive to sleep as previously thought. The study looked at how people reacted to different types of light. They found ...

As SELF has previously reported, visible light occupies wavelengths between about 380 and 700 nanometers (nm)—blue light falls between 400 and 500 nm on that spectrum. Effective blue light eyeglasses ...