Millions of people rely on wearable devices to monitor how well they're sleeping. Sleep trackers don’t necessarily measure sleep directly but instead infer states of slumber from signals like ...

There’s so much advice out there about how to fall asleep, how to stay asleep, how many hours of sleep you need, what to eat before bed for better sleep—you could spend months, if not years, trying ...

To see your sleep data, open the Health app on your iPhone and tap Browse, then Sleep. At the top of the screen, you will see ...

In our tests, the Whoop device’s heart-rate tracking during sleep was accurate in comparison against a heart-rate sensor, and it correctly logged the intensity of activities such as long walks and ...

From sleep trackers to smart mattresses, improve the quality of your sleep with our tried-and-tested picks. Shop the best ...

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 ...

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 ...

Better sleep isn't just about going to bed earlier. These smart gadgets target tracking, routines, and common sleep ...

Sleep – the final frontier, or so it seems in digital health. While everybody needs sleep and plenty want to know more about how to do it the best they can, tools to improve sleep and, in turn, ...