How does a sleep tracker on your finger compare to one in a bed? I tested Sleep Number and Oura for a month to find out. Plus, expert sleep-tracking tips. Aly Lopez Former Writer I Aly Lopez was a ...

Why do some people wake up right as the sun rises while others have to hit snooze three times before they finally get up? And how are some people the most productive at midnight when others struggle ...

The last six weeks have taught me that hydration is more important than I realized, and opened my eyes to how much shut-eye I actually need. When I wrote my review of the Whoop 4.0, I kept it to the ...

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 ...

When the going gets tough, the tough … pop in a pacifier? That’s the surprising stress-busting move thousands of young adults in China are making — swapping melatonin and meditation for an adult-sized ...

Sleeplessness is a common issue for women in midlife, but there are evidence-backed ways to address it. Ask Well Sleeplessness is a common issue for women in midlife, but there are evidence-backed ...