Results 41 to 50 of about 396,292 (302)

Altitude sickness: Hyperventilatory capacity may predict altitude sickness

open access: yesBMJ, 2003
EDITOR–Barry and Pollard reviewed altitude sickness.1 Tibetans and Sherpas (of Tibetan origin) have better physical performance at high altitude than whitepeople,2 possibly because of genetic differences.3 Acute adaptation to high altitude and low oxygen supply is primarilyby hyperventilation, which both improves oxygen saturation and increases blood ...
Maximilian, Ledochowski, Dietmar, Fuchs
openaire   +3 more sources

Prevention and treatment of high altitude cerebral edema (HACE)

open access: yesJournal of Education, Health and Sport, 2020
High altitude cerebral edema (HACE) is often a severe and potentially fatal manifestation of acute mountain sickness (AMS). It usually develops within the first 2 in individuals rapidly ascending at altitudes above 4000 m.
Karol Mazur   +4 more
doaj   +1 more source

Comment on choroidal thickness in high-altitude sickness

open access: yesIndian Journal of Ophthalmology, 2014
Wei Kiong Ngo, Colin S H Tan
doaj   +2 more sources

Variants of the low oxygen sensors EGLN1 and HIF-1AN associated with acute mountain sickness. [PDF]

open access: yes, 2014
Two low oxygen sensors, Egl nine homolog 1 (EGLN1) and hypoxia-inducible factor 1-α inhibitor (HIF-1AN), play pivotal roles in the regulation of HIF-1α, and high altitude adaption may be involved in the pathology of acute mountain sickness (AMS).
Huang, Lan   +5 more
core   +3 more sources

Ibuprofen Blunts Ventilatory Acclimatization to Sustained Hypoxia in Humans. [PDF]

open access: yes, 2016
Ventilatory acclimatization to hypoxia is a time-dependent increase in ventilation and the hypoxic ventilatory response (HVR) that involves neural plasticity in both carotid body chemoreceptors and brainstem respiratory centers.
Antonova, Julie   +7 more
core   +6 more sources

Neutrophil gelatinase-associated lipocalin: its response to hypoxia and association with acute mountain sickness. [PDF]

open access: yes, 2013
Acute Mountain Sickness (AMS) is a common clinical challenge at high altitude (HA). A point-of-care biochemical marker for AMS could have widespread utility.
Begley, J   +11 more
core   +2 more sources

Advances in research of risk factors for acute high-altitude sickness

open access: yesDi-san junyi daxue xuebao, 2019
Acute high-altitude sickness, also known as acute mountain sickness (AMS) or acute mild altitude sickness, seriously affects the health of individuals entering the plateau and compromises their capacities for military operations.
LUO Yongjun, MA Siqing
doaj   +1 more source

Exploring efficacy in personal constraint negotiation: an ethnography of mountaineering tourists [PDF]

open access: yes, 2019
Limited work has explored the relationship between efficacy and personal constraint negotiation for adventure tourists, yet efficacy is pivotal to successful activity participation as it influences people’s perceived ability to cope with constraints, and
Adele Doran   +9 more
core   +1 more source

An overview of high altitude and mountain sickness

open access: yesTungs’ Medical Journal, 2023
Acute mountain sickness (AMS) refers to the impact of the environment on body health at high elevations. It is classified into three based on the onset condition, namely, AMS, high-altitude cerebral edema, and high-altitude pulmonary edema.
Chieh Chen, Guan-Hong Lin
doaj   +1 more source

Association between physiological responses after exercise at low altitude and acute mountain sickness upon ascent is sex-dependent

open access: yesMilitary Medical Research, 2020
Background Acute mountain sickness (AMS) is the mildest form of acute altitude illnesses, and consists of non-specific symptoms when unacclimatized persons ascend to elevation of ≥2500 m.
Yang Shen   +13 more
semanticscholar   +1 more source

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