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 ...

Humans can’t survive without taking a breath. And the lungs are the pneumatic engines that take in oxygen to be distributed ...

If you’re lucky enough to live to 80, you’ll take up to a billion breaths in the course of your life, inhaling and exhaling enough air to fill about 50 Goodyear blimps or more. We take about 20,000 ...

You probably never thought twice about the way you breathe, assuming it’s just another basic biological function that everyone does pretty much the same way. Turns out, you couldn’t be more wrong.

Executive coach and author Susan S. Freeman shares these exercises to center yourself during chaotic times in her new book, ‘Inner Switch: 7 Timeless Principles to Transform Modern Leadership.’ There ...

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 ...

Researchers at Karolinska Institutet in Sweden have discovered a fundamental mechanism that affects the size of the pupil, ...