For guidance as you run 13.1, aim to keep your bpms between 70 to 90 percent of your maximum heart rate (MHR), depending on ...

Rising carbon dioxide levels are heating the planet but may also have an alarming, invisible impact on the human body, according to new research.

Could hyperbaric oxygen treat PTSD, depression, and anxiety? New evidence suggests that this treatment may rewire the brain—and the results are hard to ignore.

Animals that dwell at high altitudes have adapted to cope with low oxygen levels, a condition that damages a vital part of nerve cells ...