REM sleep behavior disorder - Symptoms and causes - Mayo Clinic
2018年1月18日 · With REM sleep behavior disorder, instead of experiencing the normal temporary paralysis of your arms and legs (atonia) during REM sleep, you physically act out your dreams. The onset can be gradual or sudden, and episodes may occur occasionally or …
Sleep Paralysis: What It Is, Causes, Symptoms & Treatment
2024年7月3日 · The result — muscle atonia — helps you remain still during REM sleep. As you’re in the REM sleep stage, you’ll likely have dreams. Your brain prevents the muscles in your limbs from moving to protect yourself from acting dreams out and causing injury.
Sleep Paralysis: Symptoms, Causes, and Treatment
2024年4月18日 · The defining symptom of sleep paralysis is atonia, or the inability to move the body or speak. People also report difficulty breathing, chest pressure, and distressing emotions like panic or helplessness during sleep paralysis episodes.
Muscle Atonia - an overview | ScienceDirect Topics
Muscle Atonia In subject area: Medicine and Dentistry It is defined by the presence of sustained (tonic) loss of normal muscle atonia during REM sleep, and/or by intermittent (phasic) excessive electromyographic activity during REM sleep.
Sleep paralysis: Causes, symptoms, and treatments
2023年10月20日 · The purpose of atonia is to keep you from acting out your dreams, and typically ends when you wake up. However, during sleep paralysis you wake up suddenly from REM, regaining awareness even as your muscles are still relaxed, in atonia.
REM Behavior Disorder - Stanford Health Care
With REM sleep, changes occur in brain signaling which cause reduced muscle tone in many of the body's muscles; this may be called REM sleep muscle paralysis or muscle atonia. This is considered a normal function of REM sleep.
Sleep Paralysis - StatPearls - NCBI Bookshelf
2023年9月4日 · Sleep paralysis refers to the phenomenon in which resumption of consciousness occurs while muscle atonia of REM (rapid eye movement) sleep is maintained, leading to intense fear and apprehension in the patient as the patient lies awake without the ability to …
Sleep Paralysis - Stanford Health Care
As discussed in the REM behavior disorder section, muscle atonia, or sleep paralysis most commonly occurs when a person is either falling asleep awakening. If an individual has awareness as the body enters or exits REM sleep, they may experience sleep paralysis.
Unraveling the Mechanisms of REM Sleep Atonia - PMC
2008年11月1日 · The concept that REM atonia is under the control of one physiological mechanism and one neurotransmitter pathway has seduced many of us. The undoubted appeal of the current theory—that glycinergic inhibition of motoneurons is the only mechanism mediating REM atonia—is its inherent simplicity.
What Causes Muscle Atonia in REM? - PMC - National Center for ...
2008年11月1日 · THE IMPORTANT AND PROVOCATIVE PAPER BY BROOKS AND PEEVER 1 DESCRIBES EXPERIMENTS IN INSTRUMENTED FREELY BEHAVING ADULT RATS THAT addresses the question of whether inhibitory synaptic transmission is responsible for muscle atonia seen in REM sleep.