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 ...

You wake up in the morning feeling surprisingly rested, ready to tackle the day ahead. Then you check your wearable device, and it tells you otherwise.Your sleep score is mediocre at best. According ...

Eight Sleep said it was free-cash-flow positive in 2025, and plans to use the new funding for new products, global expansions, and clinical validation.

My sleep tracker pinned the cause of my insomnia — an expert explains why this one activity made it harder to fall asleep ...

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 ...

Garmin has launched the Index Sleep Monitor, which is a lightweight sleep-tracking armband that offers a seven-night battery life. The major highlights of the device include detailed sleep monitoring, ...

Your watch says you had three hours of deep sleep. Should you believe it? Millions of people rely on phone apps and wearable devices like rings, smartwatches and sensors to monitor how well they’re ...

My experience with orthosomnia and how I got rid of it ...