A bad night’s sleep can lead to a drop in cognitive abilities, increased stress and general grumpiness the following day.

From puffer jackets designed for power naps to homes that auto-adjust lighting and temperature, better sleep in Japan is a ...

In spring 2024, more than 100,000 people protested in Taiwan's streets. On Threads, a parallel fight was underway.

Sleep is one of the most widely studied states of consciousness, known to play a role in physical recovery, the processing of memories and the regulation of immune functions. During sleep, the brain ...

Cannabis has become a go-to-sleep aid, but safety evidence is lacking. IRA_EVVA/iStock via Getty Images Plus For millions of people, cannabis has become the unofficial prescription for lost sleep. But ...

For millions of people, cannabis has become the unofficial prescription for lost sleep. But what feels like a solution may be quietly making the problem worse. Consider these two cases: She is 15 and ...

Add Yahoo as a preferred source to see more of our stories on Google. How long does caffeine stay in my system? If I drink an afternoon cup or two, will it mess with my sleep? Java lovers, you may be ...

How long does caffeine stay in my system? If I drink an afternoon cup or two, will it mess with my sleep? Java lovers, you may be in for a brewed awakening. A 2023 randomized trial published in the ...

We evolved on a planet that spins in front of a fairly bright star. Consequently, we humans, as well as all other organisms, developed a circadian rhythm in our physiology and behaviors with the ...

Teens’ glued-to-their-phone habits are turning many of them into night owls on school nights — at a time when they need all the sleep they can get. The American Academy of Pediatrics and the American ...

The Department of Health and Human Services (HHS) warned about children’s screen time in an advisory released Wednesday, citing impacts on sleep and mental health. The “Surgeon General’s Warning on ...

Over 50% of the participants involved in a new study used their phone between the hours of 12:00 a.m. and 4:00 a.m. Getty Over half of U.S. teenagers are losing vital sleep to smartphone use, a new ...