Breathe Left to Lower StressYour body has a built-in switch for its relaxation response.

From the show

Practical Body Science

You can selectively influence your nervous system just by changing how you breathe. This technique, known as unilateral nostril breathing, leverages the brain's unique wiring. Breathing through the left nostril activates the body's 'rest-and-digest' response, offering a simple and immediate way to reduce feelings of stress and promote a state of calm.