How does training at high altitude improve endurance? Learn the top five tips to maximize your oxygen efficiency, avoid altitude sickness, and get the best results!

There are no specific factors such as age, sex, or physical condition that correlate with susceptibility to altitude sickness. Some people get it ... The concentration of oxygen at sea level is about ...

An oxygen supply cabin designed for high-altitude areas has recently been used to relieve discomfort caused by hypoxia in the quake-affected areas of Dingri county of the Xizang autonomous region, ...