Cardiac coherence breathing, alternate nostril breathing, should be practiced regularly with specific breath ratios: 8 seconds inhalation, 32 seconds hold, and 16 seconds exhalation.

“like if you're doing cardiac coherence breathing, that's naughty should be, right? Alternate nostril breathing. You know, do it regularly the way that you were taught and then do it for eight seconds for the inhalation, 32 seconds for the hold and 16 seconds for the exhalation”