Generating income while asleep may seem like an unattainable goal. However, for some “sleepfluencers,” this dream is a reality. These social media influencers have opened up an income source by “sleep ...

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 ...

Two sleep doctors explain what deep sleep is, how much we need and the real number you should be looking for on your Apple Watch sleep tracker.

What is core sleep is on your Apple Watch, and does it even matter? We look at which sleep stages matter most for quality rest and recovery.

Discover five practical ways the Apple Watch supports better health through sleep tracking, heart monitoring, vitals trends, and daily habit insights.

This article was featured in One Great Story, New York’s reading recommendation newsletter. Sign up here to get it nightly. When my alarm goes off each morning, it feels like the end of the world, ...