Non-rapid eye movement (NREM) sleep arousal disorders involve repeated episodes of incomplete awakening from sleep, most commonly sleepwalking or night terrors (also known as sleep terrors), but ...

REM is the sleep cycle stage when dreaming occurs. Rapid eye movement "dream sleep" occurs cyclically about every 90 minutes in between the other "dreamless" stages of non-REM (NREM) sleep. Source: ...

Non-rapid eye movement (NREM) parasomnias involve disordered sleep-related behaviors that occur during the first few hours of sleep. Common treatment options typically include medication and ...

Sleep paralysis can be scary and overwhelming. But you can help wake yourself up from an episode by moving your fingers and toes or forcing a sudden and intense movement. Sleep paralysis is a ...