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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.
To others, the involuntary movements made during sleep may appear no different from those typical of normal sleep. [18] People who have nocturnal seizures may notice unusual conditions upon awakening in the morning, such as a headache , having wet the bed , having bitten the tongue , a bone or joint injury, muscle strains or weakness, fatigue ...
[3] [5] All age groups can be affected from sleep disorders after TBI, including children [1] and adolescents. [6] There are several risk factors that are associated with occurring sleep disorders, such as lower years of education, severity of head injury and occurrence of residuals symptoms, for example headache or dizziness. [1]
Sleep disorders including sleep apnea have become an important health issue in the United States. Twenty-two million Americans have been estimated to have sleep apnea, with 80% of moderate and severe OSA cases undiagnosed. [117] OSA can occur at any age, but it happens more frequently in men who are over 40 and overweight. [117]
Sleep quality issues in early middle-age are associated with accelerated brain aging and cognitive problems later in life, according to new research. Sleep problems in 30s and 40s may add extra ...
Fatal insomnia is an extremely rare neurodegenerative prion disease that results in trouble sleeping as its hallmark symptom. [2] The majority of cases are familial (fatal familial insomnia [FFI]), stemming from a mutation in the PRNP gene, with the remainder of cases occurring sporadically (sporadic fatal insomnia [sFI]).
A concussion, also known as a mild traumatic brain injury (mTBI), is a head injury that temporarily affects brain functioning. [8] Symptoms may include headache, dizziness, difficulty with thinking and concentration, sleep disturbances, mood changes, a brief period of memory loss, brief loss of consciousness; problems with balance; nausea; blurred vision; and mood changes.
Depressed mood and sleep efficiency strongly co-vary, and while sleep regulation problems may precede depressive episodes, such depressive episodes may also precipitate sleep deprivation. [30] Fatigue, as well as sleep disturbances such as irregular and excessive sleepiness, are linked to symptoms of depression. [ 30 ]