You have almost certainly lived this moment: stumbling through a morning after no sleep, locking eyes with someone in the ...

The connection between sleep and growth hormone is already well-known within wellness and fitness circles. Levels of this key hormone, which aids in muscle recovery and bone strength, can be reduced ...

Fruit fly mutants that have severe sleep deficits perform better at olfactory learning and memory tasks, according to a new study. The paradox of enhanced memory despite sleep loss could be explained ...

.New research reveals that neurons in the preoptic hypothalamus - the region of the brain that regulates sleep and body temperature - are rhythmically activated during non-rapid eye movement sleep ...

Neurons in the sleeping brain fire at rates that can match or exceed those measured during full wakefulness, according to ...

A new study found that poor sleep was linked to memory problems and Alzheimer’s-related brain changes in older women with higher genetic risk for the disea ...

Researchers led by Masako Tamaki at the RIKEN Center for Brain Science in Japan report a link between deep sleep and cerebrospinal fluid, the clear liquid that surrounds and supports the brain and ...

Add Yahoo as a preferred source to see more of our stories on Google. Most people can feel the effects of a bad night of sleep pretty quickly. Maybe words don’t come as easily, or everyday tasks take ...

Scientists now know that while we snooze, our brains help solidify the memories we made during the day. In this Special Feature, we investigate whether simple techniques might help improve memory ...