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Restless legs syndrome, also known as restless leg syndrome (RLS), also known as Willis–Ekbom disease (WED), is a neurological disorder, usually chronic, that causes an overwhelming urge to move one's legs. [ 2 ][ 10 ] There is often an unpleasant feeling in the legs that improves temporarily by moving them. [ 2 ]
Rhythmic movement disorder. Rhythmic movement disorder (RMD) is a neurological disorder characterized by repetitive movements of large muscle groups immediately before and during sleep often involving the head and neck. It was independently described first in 1905 by Zappert as jactatio capitis nocturna and by Cruchet as rhythmie du sommeil. [1]
A hypnic jerk, hypnagogic jerk, sleep start, sleep twitch, myoclonic jerk, or night start is a brief and sudden involuntary contraction of the muscles of the body which occurs when a person is beginning to fall asleep, often causing the person to jump and awaken suddenly for a moment. Hypnic jerks are one form of involuntary muscle twitches ...
Periodic limb movement disorder is characterized by recurrent episodes of frequent limb movements while sleeping. It mostly happens in the lower parts of the body like the toes, ankles, knees and hips. It can also, in some cases, appear in the upper extremities of the body. These movements can lead the patient to wake up, and if so, sleep ...
Sopite syndrome. The sopite syndrome (/ soʊˈpaɪt /; from Latin sopire 'to put to sleep') [1] is a neurological disorder that relates symptoms of fatigue, drowsiness, and mood changes to prolonged periods of motion. [2] The sopite syndrome has been attributed to motion-induced drowsiness such as that experienced by a baby when rocked. [1]
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Do this every night, and these familiar steps will eventually “send a signal to your body that it’s time to wind down.”. Neurologist and sleep specialist Dr. Christopher Winter agrees ...
Hypnagogia. Hypnagogia is the transitional state from wakefulness to sleep, also defined as the waning state of consciousness during the onset of sleep. Its opposite state is described as hypnopompia – the transitional state from sleep into wakefulness. Mental phenomena that may occur during this "threshold consciousness" phase include ...