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 ...

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 ...

Researchers discovered a brain circuit that drives vocalization and ensures that you talk only when you breathe out, and stop talking when you breathe in. This circuit is under control of a brainstem ...

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 ...