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Altitude sickness, the mildest form being acute mountain sickness (AMS), is a harmful effect of high altitude, caused by rapid exposure to low amounts of oxygen at high elevation. [ 1 ] [ 2 ] [ 3 ] People's bodies can respond to high altitude in different ways.
High-altitude cerebral edema (HACE) is a medical condition in which the brain swells with fluid because of the physiological effects of traveling to a high altitude. It generally appears in patients who have acute mountain sickness and involves disorientation, lethargy, and nausea among other symptoms.
Even below the Armstrong limit, an abrupt decrease in atmospheric pressure can cause venous gas bubbles and decompression sickness. A sudden change from sea-level pressure to pressures as low as those at 5,500 m (18,000 ft) can cause altitude-induced decompression sickness.
While these over-the-counter meds don’t treat nausea, a common symptom of motion sickness, Qing says these are effective when it comes to treating a headache that motion sickness often brings on.
40% of the adult population suffers from a headache disorder. Learn more about the different types of migraines and their symptoms. ... strong winds, and altitude changes can affect these migraine ...
Chronic mountain sickness (CMS) is a disease in which the proportion of blood volume that is occupied by red blood cells increases (polycythaemia) and there is an abnormally low level of oxygen in the blood . CMS typically develops after extended time living at high altitude (over 2,500 metres (8,200 ft)).
Motion sickness can feel incredibly uncomfortable. We'll break down common symptoms, and why some people are more prone to it than others.
High-altitude cerebral edema is a severe and sometimes fatal form of altitude sickness that results from capillary fluid leakage due to the effects of hypoxia on the mitochondria-rich endothelial cells of the blood–brain barrier. [25] The edema can be characterized by vasogenic cerebral edema with symptoms of impaired consciousness and ...