According to new experiments, sleep machines that use pink noise could adversely affect deep sleep and REM sleep instead of ...

Pink noise by itself, equivalent to "moderate rainfall," was linked to a loss of 19 minutes of REM sleep. And pink noise combined with aircraft noise led to "significantly shorter" time spent in deep ...

New research now shows how dreams during REM sleep help the brain rethink problems and find creative solutions naturally.

A Department of Defense-led research project wants to modulate REM sleep to help ease stress. The study also aims to enhance REM sleep in order to consolidate traumatic memories. Controlling REM sleep ...