Josh Waitzkin: The Art of Learning & Living Life

6745.039 - 6766.441 Andrew Huberman

Exhale, I guess we should save a few lives here or prevent a few deaths rather. Anytime you emphasize the duration or intensity of your exhales, you're going to blow out more carbon dioxide. Carbon dioxide is the trigger for the gas reflex. So yes, you'll be able to hold your breath longer above or below water if you first do cyclic hyperventilation and then a long dump all your air.