Oxygen is critical to life. When levels of oxygen change, it can have immediate and lasting impacts on a person's health.

Breathing technique plays an important role in exercise performance, especially during high-intensity workouts. Although the human respiratory system is predisposed to switch to mouth breathing, ...

In previous experiments, the researchers had seen that mice breathing low-oxygen air had dramatically lower blood glucose levels than normal. That meant the animals were quickly using up glucose after ...

Oxygen saturation at 6 minutes improved with oxygen use, but perceived exertion scores (Borg dyspnea index) did not change.

Scientists have long known that people living at high altitudes, where oxygen levels are low, have lower rates of diabetes than people living closer to sea level. But the mechanism of this protection ...