A brief, data supported protocol for reducing stress around the clock is 5min/day of physi

Well SupportedThe physiological sigh, a breathing pattern of a double inhale followed by an extended exhale, can reduce stress in real-time.

Well SupportedThe 'physiological sigh' (double inhale, long exhale) is an effective breathing practice for controlling heart rate variability, reducing heart rate, and improving sleep.

Well SupportedA single physiological sigh is the fastest way to introduce calm and reduce stress in real time by adjusting the ratio of sympathetic to parasympathetic activation.