The condors appeared at 5,000 meters. They were not real. I got altitude psychosis a few hundred meters from high camp as I scaled the frigid face of Huayna Potosí, one of the highest mountains ...

Consider acclimatization with your body's built-in altitude toolkit. It takes about two to three weeks for your body to acclimate to high altitudes. During this phase, your body turns into a lean ...

Objectives: To compare a range of physiological responses to acute sea level hypoxia at simulated altitudes with the same physiological responses and acute mountain sickness (AMS) scores measured at ...