It is well known that healthy low-altitude residents often develop abnormal breathing pattern and oxygen desaturation during sleep at high altitude, although few studies of sleep during long-term sojourn at high altitude have been conducted. The purpose of this study was to investigate changes in ...
Oxygen from inspired air (air breathed in) flows down its concentration gradient from the alveolar space into the blood, where it is carried primarily bound to hemoglobin and delivered to tissue. At high altitudes, oxygen availability and barometric pressure decrease remarkably, hindering the concentra...
This was achieved by testing the actual oxygen consumption levels of each participant at their target heart rate, thereby determining the training intensity for both groups. Specifically, the tests revealed that in the HIIT group, the average oxygen consumption was 1.596 L/min at 85–90% of ...
may provide a complete view of genomic variation. SVs can be important players of genome biological function and human evolutionary adaptation by enabling the rewiring of the long-range gene regulatory circuitry, amplification of gene clusters, and strong-effect...
re coming from a chronic hypoxia environment. And their metabolism and their chromosomes and mitochondria are all switched on to a low-oxygen environment. And that helps them during the first couple weeks of life. So we actually say that probably the detrimental part of living at high altitude...
(ii) the absence of analysis and subsequent distribution of the athletes according to their biological age [52,53]; (iii) the variation of physical performance according to the time of day [54]; and (vi) the possible variability of the body composition due to the use of bioimpedance [55]...
The alterations to cardiovascular control caused by high altitudes are mainly due to hypobaric hypoxia, i.e., the low partial pressure of oxygen in the air, which produces an autonomic response by increasing the chemosensitivity, possibly altering the overall integrative autonomic regulation. ...
. It should be noted that the susceptibility to diet-induced obesity varies between different rat andmousestrains and thus the strain should be chosen carefully before commencing a study (Almind and Kahn, 2004; Surwit et al., 1998). It has also been shown that there is a variation in the...
High-altitude areas have a special geographical environment, involving hypoxia, cold temperatures and high diurnal temperature variation. Hypoxia is the most likely to damage the structure and function of the brain, and it is one of the most characteristic features of high-altitude environments and ...
The interassay coefficient of variation is reported by the manufacturer to be <10%. Polysomnography Polysomnography was performed during natural, nocturnal sleep. Physiologic signals were recorded continuously on a recorder (Grass model 78-D; Grass Instruments Inc; Quincy, Mass). Sleep stages were ...