Pink noise includes several naturally occurring sounds, such as rainfall, wind and rustling leaves.

PHILADELPHIA -- Marketed as a ticket to deeper sleep, the soft hum of pink noise has become part of millions’ nightly routines. However, its use may come at the cost of sleep quality, a University of ...

For many years, the idea that “sleeping on it” would provide an individual with some time in which their subconscious mind would work through a problem or problems has generally been accepted as ...

Pink noise, a staticky sound that’s supposed to help people fall asleep, may actually worsen your rest, a new study found.

Pink noise — low-frequency broadband noise often used in sound machines and sleep apps — is associated with a decrease in REM ...

Pink noise-often used to promote sleep-may reduce restorative REM sleep and interfere with sleep recovery. In contrast, earplugs were found to be significantly more effective in protecting sleep ...

Hasegawa et al. first used a fluorescence-based sensor to measure dopamine levels in the amygdala of mice as they naturally cycled between wakefulness and non-REM and REM sleep. Dopamine release in ...

Eugene Aserinsky never wanted to study sleep. He tried being a social worker, a dental student, and even did a stint in the army as an explosives handler. He enrolled at the University of Chicago to ...

While it is certainly true that rapid eye movement (REM) sleep functions, in part, to promote a healthy waking mind, there are compelling reasons to believe that the opposite is the case as well: the ...

In a new study from the University of Michigan, researchers have coupled experiments with models of neuronal circuits, like the one shown here, to investigate the role of the non-REM to REM sleep ...