Use Cold Water to Reset AnxietyThe drug-free way to immediately slow your heart

From the show

Practical Body Science

The Mammalian Dive Reflex functions as a physiological hard reset for your nervous system. By stimulating the trigeminal nerve with ice water while holding your breath, you can force a parasympathetic shift that instantly calms a racing heart. This evolutionary mechanism offers a rapid tool to stop panic attacks without medication or mental gymnastics.