For a decade, we've been told our screens are wrecking our sleep. The real culprit is far bigger than the glow from your ...

A growing body of research suggests screens aren’t the main sleep disruptor. Instead, what you do during the day could matter ...

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 ...

Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...

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 rapid expansion of consumer electronics usage in the past few years has prompted many to question eye safety from excessive exposure to digital devices. It can seem as if most of our waking hours ...