Apple Watch Sleep Tracking has a new Sleep Score feature that gives you an overall number rating your sleep. It considers ...

Did you know you can customize Google to filter out garbage? Take these steps for better search results, including adding my work at Lifehacker as a preferred source. The latest Apple Watches now ...

Most Fitbits track your sleep automatically with a combination of movement and heart-rate monitoring. You can also check your sleep stats later.

The Sleep Sprinter, the 3 a.m. Doomscroller, the Human Snooze Button — we’re all familiar with these archetypes of sleep deprivation. You probably already know that inadequate sleep can raise your ...