Take the 1 Minute Test
Step 1 - At rest, take a small silent breath in and out through the nose
Step 2 - At the bottom of the exhale, pinch the nose shut to prevent air entering the lungs
Step 3 - Begin counting seconds until you feel the first signs of air hunger or urge to breathe
Step 4 - Once you need to breathe, release the nose and continue to breathe normally through the nose
Image Credit: BUTEYKO CLINIC
Submit your score in seconds below
A short video explanation.