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Frequency. ~10% of people [2] Exploding head syndrome (EHS) is an abnormal sensory perception during sleep in which a person experiences auditory hallucinations that are loud and of short duration when falling asleep or waking up. [2][4] The noise may be frightening, typically occurs only occasionally, and is not a serious health concern. [2 ...
Rheum from a cat's eyes. Rheum (/ r uː m /; from Greek: ῥεῦμα rheuma 'a flowing, rheum') is a thin mucus naturally discharged from the eyes, nose, or mouth, often during sleep (contrast with mucopurulent discharge). [1] [2] [3] Rheum dries and gathers as a crust in the corners of the eyes or the mouth, on the eyelids, or under the nose. [3]
Sleep talking in a person with RBD. Specialty. Psychiatry, Sleep medicine. Rapid eye movement sleep behavior disorder or REM sleep behavior disorder (RBD) is a sleep disorder in which people act out their dreams. It involves abnormal behavior during the sleep phase with rapid eye movement (REM) sleep. The major feature of RBD is loss of muscle ...
Experts advise sleep talkers to reduce their anxiety and develop habits for a more restful sleep. And for those who struggle to get any sleep overhearing your partner's late night gibberish, you ...
Narcolepsy is a chronic neurological disorder that impairs the ability to regulate sleep–wake cycles, and specifically impacts REM (rapid eye movement) sleep. [ 1 ] The pentad symptoms of narcolepsy include excessive daytime sleepiness (EDS), sleep related hallucinations, sleep paralysis, disturbed nocturnal sleep (DNS) and cataplexy. [ 1 ]
Sleep paralysis is a state, during waking up or falling asleep, in which a person is conscious but in a complete state of full-body paralysis. [1][2] During an episode, the person may hallucinate (hear, feel, or see things that are not there), which often results in fear. [1][3] Episodes generally last no more than a few minutes. [2]
Epileptic seizure, nightmares. Night terror, also called sleep terror, is a sleep disorder causing feelings of panic or dread and typically occurring during the first hours of stage 3–4 non-rapid eye movement (NREM) sleep [1] and lasting for 1 to 10 minutes. [2] It can last longer, especially in children. [2]
Lucid dream. In the psychology subfield of oneirology, a lucid dream is a type of dream wherein the dreamer realizes that they are dreaming during their dream. The capacity to have lucid dreams is a trainable cognitive skill. [1] During a lucid dream, the dreamer may gain some amount of volitional control over the dream characters, narrative ...