How does a sleep tracker on your finger compare to one in a bed? I tested Sleep Number and Oura for a month to find out. Plus, expert sleep-tracking tips. Aly Lopez Former Writer I Aly Lopez was a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You’re probably familiar with your iPhone’s Do Not Disturb ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When we surveyed over 10,000 users, firmness was the number concern when it came to shopping for a new ...

We may receive a commission on purchases made from links. As an Apple Watch owner, you probably strap it on and take it with you just about everywhere — to work or school, to the gym, on long walks, ...

My partner and I tested Sleep Number's ClimateCool smart bed for 90 nights -- and our sleep has never been so similar. Here's what to know about this high-tech bedroom setup. Aly Lopez was a writer on ...

I’ve slept on the Sleep Number ClimateCool for a month, and it’s comical how much this mattress was made for me. For starters, my fiancée and I can never align on the perfect temperature. During ...

A sleep scientist advises against blindly following the eight-hour sleep rule. Instead, you should create a routine to find your optimal sleep time.

Waking up throughout the night is normal. Most adults do it between two and six times per night—and if you’re a good sleeper, these wakings will be so brief that you likely won’t remember them, says ...

What is the ideal number of alarms to wake up in the morning? Sleep experts say the answer is one. The more times one hits the snooze button, the more they’re interrupting their sleep cycle, according ...