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 ...

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(WKBN) – A good night's sleep does more than leave you feeling well-rested. Sleep experts say it helps your brain work its ...

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 ...

Many adults believe seven hours of sleep is enough because it falls within general health guidelines. However, sleep experts ...

A new study uses optogenetics to induce localized sleep in awake mice, reversing memory loss from sleep deprivation.

Valerian root tea may help with sleep and relaxation, but evidence is mixed. Learn about the benefits, side effects, and when ...

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 ...

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 ...

Introduction: The cardiovascular system (CVS) is heavily influenced by the autonomic nervous system. Additionally, there is a functional alteration during the various stages of sleep. In nonrapid eye ...