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click here to view more researches Adventure travel to remote locations around the world;
mountaineering, trekking and climbing and becomes more and more popular
around the world. The following are normal symptoms of exposure to a high altitude - abnormal breathing patterns at night, frequent awakening at night, shortness of breath with physical activity, unusual or memorable dreams, urinating large amounts. Acute mountain sickness is characterized by a headache plus at least one of the following symptoms: · dizziness or lightheadedness · fatigue · insomnia · loss of appetite · nausea or vomiting · weakness The higher you go, the "thinner" the air becomes as the partial pressure decreases. At 6500 metres oxygen availability per each breath-in approximates less than half that which is available at sea-level.
(extract from data of Chiba University, Japan) Susceptibility to AMS is usually associated with a low
Hypoxic Ventilatory Response (HVR) |

