Researchers have discovered that positive emotions enhance perceptual memories during sleep, particularly in the non-REM stage.

In REM sleep, as compared to resting wakefulness ... reconstructed using a Hanning filter (cutoff frequency, 0.5 cycle/pixel) and corrected for attenuation and background activity.

Now, a study suggests that people who take significantly longer to start the dream phase of sleep, known as rapid eye movement (REM), may be experiencing an early symptom of the disease. REM follows ...

Scientists have discovered that rhythmic oscillations of a specific neurotransmitter play a vital role in clearing toxic ...

“Stimulating brain waves with sound can increase their frequency and this can help to better understand how brain oscillations in REM sleep promote cognition and how REM sleep can be improved in ...