How understanding your body’s aerobic and anaerobic energy systems can help you to train smarter and run better ...

Most of the world’s population is breathing polluted air, with only seven countries meeting World Health Organization (WHO) air quality standards last year, according to a new report.

Increased anaerobic threshold ... and more resistant to fatigue through the controlled stress of restricted breathing exercises. This conditioning directly addresses a limiting factor many ...

Pope Francis’ clinical condition “remained stable today,” and he did not have any breathing crises, according to the latest medical bulletin from his doctors at Rome’s Gemelli Hospital ...

Pope Francis suffered two new acute respiratory crises on Monday and was put back on non-invasive mechanical ventilation, in another setback to his battle with pneumonia, the Vatican said.