Related topics: sleep

Tiny cavefish may help humans evolve to require very little sleep

We all do it; we all need it—humans and animals alike. Sleep is an essential behavior shared by nearly all animals and disruption of this process is associated with an array of physiological and behavioral deficits. Although ...

Study identifies two biomarkers for lack of sleep

(Phys.org)—Ideally, we would get the appropriate amount of sleep to keep our bodies healthy, but in our modern society things like jet lag, extended work hours, or using electronic devices cause disruptions in our sleep/wake ...

Why the system needs sleep

Sleep is essential for brain functionality and overall health but understanding how sleep delivers its beneficial effects remains largely unknown. In an article publishing on August 9 in the open access journal PLOS Biology, ...

Bumble bee workers sleep less while caring for young

All animals, including insects, need their sleep. Or do they? That's the question researchers reporting October 3 in the journal Current Biology are exploring in sleep studies of a surprising group of subjects: brood-tending ...

Migrating birds can't control themselves

During the Spring and Fall migratory seasons, sparrows become significantly less capable of resisting temptation. Researchers writing in the open access journal BMC Neuroscience investigated impulse control and sleep in White-crowned ...

Protein keeps sleep-deprived flies ready to learn

(PhysOrg.com) -- A protein that helps the brain develop early in life can fight the mental fuzziness induced by sleep deprivation, according to researchers at Washington University School of Medicine in St. Louis.

Improving slumber on the space station with sleep-long

(PhysOrg.com) -- It is difficult to sleep in a strange place, especially when you are far from home. Just imagine if you were approximately 210 miles from home and free floating in a spacecraft orbiting the Earth, like the ...

Sleep deprivation reduces aggression, mating behavior in flies

Whether you're a human, a mouse, or even a fruitfly, losing sleep is a bad thing, leading to physiological effects and behavioral changes. One example that has been studied for many years is a link between sleep loss and ...