box breathing
A steady four-part rhythm for focus and composure.
traditional name: sama vritti
A simple four-part rhythm: inhale, hold, exhale, pause.
Because every part of the breath is the same length, it is easy to learn and gives attention a steady place to rest.
Equal-ratio breathing appears in yogic breathing traditions and is also used today in meditation, sport, and high-pressure performance settings.
Hold lightly. If breath retention feels strained, use shorter counts.
these notes summarize research related to controlled breathing. individual results vary, so keep the practice comfortable and stop if you feel unwell.
Brief structured respiration practices enhance mood and reduce physiological arousal
Equal inhale-exhale ratios optimize autonomic nervous system balance
Participants reported calmer state after practice
Improved cognitive performance under stress
Used effectively by military and first responders
The Effectiveness of Combat Tactical Breathing as Compared with Prolonged Exhalation
Tactical breathing reduces physiological arousal
Effective for passive coping and stress regulation
Widely adopted in military and law enforcement training