Nowadays, it's well accepted that the cause for altitude sickness—the host of symptoms including headache, fatigue, digestive problems, dizziness, and sleep disorders that occurs when climbers ascend ...

Hypoxia is caused by a lack of oxygen in the tissues and organs of the body. The condition is treated by improving oxygenation and increasing the partial pressure of oxygen (pO2) in the blood.

Introduction Constant suppliance of oxygen plays one of the crucial roles in normal brain functioning. Examining brain at high altitude can provide us useful information about how brain functions are ...

Traveling at high altitude can be hazardous. The information provided here is designed for educational use only and is not a substitute for specific training or experience. Princeton University and ...