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.

Discover why combining alcohol with high-altitude sleep can strain the heart and reduce oxygen levels, especially concerning older adults. Alcohol consumption during sleep at high altitudes lowers ...

We’ve known for well over a century that low blood oxygen causes altitude sickness. The origin of this idea has long been attributed to French researcher Paul Bert. But it’s really Bert’s benefactor, ...

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 ...

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 ...