Sleeping fewer than 4.5 hours and more than 6.5 hours per night is associated with cognitive decline, according to researchers. In a recent study published in Oxford Academic's Brain, a team from the ...

FIFA World Cup 2026: Late-night FIFA matches are turning excitement into sleep loss, raising concerns about fans’ health and ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images ...

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 ...

In humans, aging is often associated with changes in sleeping patterns, cognitive abilities and functional network connectivity (i.e., the strength with which activity in different brain regions ...

This video segment adapted from NOVA scienceNOW considers the purpose of sleep and, in particular, the connection it shares with memory. By studying the dreams of rats, researchers are hoping to gain ...

Share on Pinterest Data from five population studies suggest that better sleep may help protect cognitive function in adults. Image credit: ismagilov/Getty Images. A new analysis looking at data from ...

Add Yahoo as a preferred source to see more of our stories on Google. President Trump's first 30 days in office have been described as historic. Sleep, or the lack thereof. Since his first presidency, ...

In the last several years, books and articles have increasingly drawn attention to the key role of sleep in preserving good health. In the long run, better sleep may have protective effects on risk ...

When the Apple Watch was new, Apple decided to market it as a fitness device. But it’s increasingly become a more general personal-wellness device with the addition of features like deep breathing, ...