You wake up in the morning feeling surprisingly rested, ready to tackle the day ahead. Then you check your wearable device, ...

Apple’s sleep charts can feel like a nightly report card, and “core sleep” often ends up in the spotlight. Yet the science behind wearables suggests that fixating on that one stage is a distraction ...

Like many Americans, I know I need more sleep. I'm a night owl, often writing late into the night, but also a mom who gets up early with her kids. The result: I'm not getting enough rest.

Sleep studies provide a lot of important information but aren’t very patient-friendly. So, researchers redesigned the process, eliminating the multitudes of wires normally used while producing results ...