A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in ...

Getting the recommended seven to nine hours of solid sleep a night is key if you want to remain rested and healthy. But what happens if you find yourself clocking in less, perhaps just four hours a ...

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 ...

From mental health to physical health, and even life expectancy — here’s how sleep impacts your daily life and why it should ...

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 ...

In a recent study published in JAMA Network Open, researchers created the Sleep and Dementia Consortium, comprising five population-based cohort studies. Study: Sleep Architecture, Obstructive Sleep ...

There are countless sleep hacks, supplements, and cozy pajamas that may elevate your sleep game, but that doesn’t mean ...

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 ...

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 ...

Declining brain function is a natural part of the aging process, but that doesn’t mean it can’t be delayed. A new study has found that physical activity can boost brain function for up to 24 hours and ...