Millions of people rely on wearable devices to monitor how well they're sleeping. Sleep trackers don’t necessarily measure ...

Sleep trackers promise to turn the mystery of the night into clean numbers and colorful charts. Yet as the devices have ...

Nearly half of adults (48%) have used a sleep tracking device, such as a smartwatch or app, to monitor their sleep quality and duration – up from 35% in 2023, according to a new survey from the Americ ...

Respiratory rate, another metric in the Apple Watch vitals app, shows how many breaths you take per minute. This typically ...

Sleep trackers don’t necessarily measure sleep directly but instead infer states of slumber from signals like heart rate and movement.

Nearly half of Americans (48%) have used a sleep tracking device within the last year to monitor their sleep quality, ...

REM sleep goes even deeper into brain recovery, dreaming and processing memories and emotions. This is the sleep stage in ...

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

People have been more inclined to use trackers nowadays; however, it is crucial to assess the actual practicality of these ...

CNET's sleep team tests and reviews much more than just mattresses. We aim to sort through the overwhelming amount of sleep-related information available online to find what works -- and help you ...

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 ...

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 ...