It depends on how loud sound machines are played during a sustained period of time, according to sleep doctors ...

"I asked my very experienced boss if he had ever seen that before, and he hadn't. So, I asked if he thought she was still ...

Experts emphasize that the ADA’s recognition marks a turning point in the toothbrush category, validating the move toward ...

Due to the rise in demand, counterfeit versions of portable AC units have surfaced online. Experts strongly recommend ...

With all the discussion around the adolescent mental health crisis, a prime suspect has gone relatively unnoticed: sleep.

Tech companies that once kept you awake are now obsessed with watching you sleep. Discover why your bedroom became their goldmine.

The Sleep Foundation recommends powering down your electronic devices, like cellphones, at least 30 minutes before bed. But in today’s plugged-in world, that’s easier said than done ...

Too much blue light in the evening can interfere with your sleep. Setting Night Shift in iOS 18 helps cut down on blue light. We show you how to use it.

A study from BYU published in the journal Sleep Health finds that so-called “night modes” on smart devices do not have an impact on the subject’s ability to go to sleep at night.

It’s a shift that has snuck in quietly, disguised as self-care. But look closer, and it’s clear: sleep has become a lifestyle category of its own.

WSJ’s Charlotte Gartenberg speaks with Science Bureau Chief Jo Craven McGinty about the latest wearable sleep tech that targets brain waves with sound and light to help you get a good night’s ...

The 24-hour darkness during the winter near the Poles can disrupt sleep – this is how the people who live there cope.