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 ...

For over a century, scientists believed that light, focus distance, and cognitive effort were the main forces behind changes in pupil size. But a new discovery adds breathing to that list. Researchers ...

We're born knowing how to breathe, but learning to maintain the quality of your inhalations and exhalations can improve your ...

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 ...

This breathing exercise features Breath of Fire, an energizing pranayama practice that will leave you feeling vital and focused.

Scientists have created a model alveolar system that mimics the breathing action of the human lung and allows visualization of flow patterns within the alveoli. The chip they designed includes tubes ...

Deep abdominal breathing helps reduce stress, control emotions, increase attention, and improve overall wellbeing. Deep breathing controls heart rate, blood pressure, and respiratory rate by ...

A brainstem region linked to breathing may help drive high blood pressure, especially in people with sleep apnea, new ...

Accessory muscle breathing means using muscles other than those typically used for breathing to take in and expel air. One example is the subclavius — between the collarbone and the top rib — which ...