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 ...

lungThe respiratory system represents one of the body’s most remarkable yet often overlooked systems, automatically adjusting to our needs whether we’re sleeping, walking, or exercising intensely.

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 ...

Dr Sunita Gupta The word Kriya comes from the Sanskrit root “kri”, meaning “to do” or “action.” In the yogic context, Kriya refers to the eternal action of breath-an unbroken rhythm of inhalation and ...