In jellyfish and sea anemones, neurons accumulate DNA damage while animals are awake and repair that damage during sleep.

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

Research into sleep function and mechanisms has revealed a remarkable degree of conservation across species, from invertebrates such as Drosophila to complex vertebrates. In Drosophila, sleep is not ...

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

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 ...

Going without sleep for too long kills animals but scientists haven’t known why. Newly published work suggests that the answer lies in an unexpected part of the body. Inside a series of tubes in a ...

A stage of sleep – reflected in the size of our pupils – is important to committing recent memories to the brain, which could be manipulated to improve cognitive function and even identify issues with ...

Discover the psychological drivers behind delayed sleep and learn actionable hygiene practices to restore circadian rhythms and cognitive function.

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 ...

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