One thing that many free divers (divers who don’t use air tanks), opera singers and Lance Armstrong have in common is strong respiratory muscles, which give their lungs ample oxygen-gathering capacity ...

New research reaffirms what many of us have known for years: Longer exhalations calm the autonomic nervous system, reduce physiological arousal, lower stress, and take the edge off anxiety. Graphical ...

Two years ago, I published a nine-part series, "The Vagus Nerve Survival Guide to Combat Fight-or-Flight Urges." The genesis came from an "Aha!" moment when I noticed a pattern of diverse scientific ...

The simple act of intentional deep breathing might be more powerful for lung health than many realize. While modern medicine offers numerous interventions for respiratory conditions, this natural ...

Researchers have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing. The study shows that the pupil is smallest during inhalation and largest during exhalation ...