Your sleep data is screaming long before you feel exhausted, and three red flag metrics consistently predict trouble. I focus ...

If you use a sleep tracker at night, these are the three metrics you should be paying attention to in the morning.

Edit sleep settings from Apple Watch Sleep app or in the Sleep section of the Health app on iPhone. Apple Watch sleep tracking works closely with the Health and Watch apps on your iPhone. Learn how to ...

Overview: Top-rated sleep-tracking apps help monitor sleep patterns, optimize rest, and boost daily energy levels for ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Jim McCauley While I've been writing about sleep for the last three years or so, I've ...

Are sleep trackers on your phone helping you get a full night's rest? NPR's Life Kit investigates.

After three months of testing, here's my unfiltered review. I realized a couple of years ago that my lifestyle choices could best be described as “voluntarily guzzling an awful cocktail of stress, ...

A restful night's sleep is something many people wish they could achieve but never do. With the demands of work, family and everything in-between, many people find themselves tossing and turning in ...

Is sleep tracking actually useful in daily life, or is it just data overload distracting you from what matters? After tracking my sleep every night for a year, I have some answers. Owen Poole, a ...

Don’t want to wear a fitness tracker to bed? The Google Nest Hub is your solution for effortless sleep tracking without wearing anything on your wrist. Thanks to its built-in Sleep Sensing feature, it ...

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 ...