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A balance disorder is a disturbance that causes an individual to feel unsteady, for example when standing or walking. It may be accompanied by feelings of giddiness, or wooziness, or having a sensation of movement, spinning, or floating.
The cause of nocturnal penile tumescence is not known with certainty. In a wakeful state, in the presence of mechanical stimulation with or without an arousal , erection is initiated by the parasympathetic division of the autonomic nervous system with minimal input from the central nervous system. [ 5 ]
The causes of hypnic jerk are yet unclear and under study. None of the several theories that have attempted to explain it have been fully accepted. [ 9 ] One hypothesis posits that the hypnic jerk is a form of reflex , initiated in response to normal bodily events during the lead-up to the first stages of sleep, including a decrease in blood ...
The doctor can look for potential underlying causes, including dementia, medication effects, or environmental factors, Elhelou says. From there, they can suggest effective ways to help you manage ...
A 29-year-old man’s debilitating night terrors were the first sign of rare autoimmune disorder that rapidly progressed, landing him in the intensive care unit in a “catatonic state.” Ben ...
What causes vertigo and dizziness? “Dizziness is generally a more neurological cause or a potential cardiac cause. For example, it could be a blood flow issue or stenosis of a carotid artery ...
Causes Narcolepsy , idiopathic hypersomnia , circadian rhythm sleep disorder , sleep apnea , others Excessive daytime sleepiness ( EDS ) is characterized by persistent sleepiness and often a general lack of energy, even during the day after apparently adequate or even prolonged nighttime sleep.
Nearly 20% of American adults reported having an anxiety disorder in the past year — and many are more likely to feel uneasy and anxious as the sun sets. Experts reveal the common triggers.