Visiting High Altitudes Is Possible
نویسندگان
چکیده
منابع مشابه
Genes for High Altitudes
C R E D IT : IS T O C K P H O T O .C O M D uring the past 100,000 to 200,000 years, anatomically modern humans successfully colonized a diverse range of environments across the planet. Some of the most extreme of these environments are found on the high-altitude plateaus of Central Asia and the Andes. The Tibetan Plateau appears to have been inhabited for ~25,000 years, and permanent settlement...
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It has been clearly recognized that a low barometric pressure, when first encountered, may interfere with the normal workings of the human machine, but that later by compensatory responses the body may become adapted to the new conditions. The outstanding variable encountered in ascents to high altitudes by airplane, dirigible, free balloon, or mountaineering is the tenuousness of the atmospher...
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People exposed to high altitudes often experience somatic symptoms triggered by hypoxia, such as breathlessness, palpitations, dizziness, headache, and insomnia. Most of the symptoms are identical to those reported in panic attacks or severe anxiety. Potential causal links between adaptation to altitude and anxiety are apparent in all three leading models of panic, namely, hyperventilation (hyp...
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Altitude exposure has long been recognized as a cardiac stress. Early accounts of alpine climbs mention a diagnosis of “cardiac fatigue” based on tachycardia, palpitations, shortness of breath, and chest percussion (fonendoscopy) of enlarged hearts (1). Heart failure syndromes have been reported at high altitudes under various names including brisket disease in cattle brought to high-altitude p...
متن کاملKala-Azar at High Altitudes
Sir,?Major P. Savage, i.m.s., in the June number of your journal lias recorded the apparent occurrence of indigenous kala-azar at Sanawar in the Simla Hills, where up to that time the presence of Phlcbotomus argcntipcs, the suspected carrier of kala-azar, had not been reported. It is, therefore, of interest to note that in a collection of Phlcbotomus from Sanawar village, kindly given me by Cap...
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ژورنال
عنوان ژورنال: Deutsches Aerzteblatt Online
سال: 2012
ISSN: 1866-0452
DOI: 10.3238/arztebl.2012.0445a