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 ...

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 ...

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 ...

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 ...

As Valentine’s Day gifting trends continue to evolve, wearable health technology is increasingly being considered ...

A full-size hybrid mattress for $125.99, a weighted blanket under $75, and a sleep-tracking ring for under $50 are among the ...