[How to breath properly].
D000222:Adaptation, Physiological; D001945:Breathing Exercises / Q000379:methods; D002540:Cerebral Cortex / Q000502:physiology; D006801:Humans; D005082:Physical Exertion; D012119:Respiration; D012132:Respiratory Muscles / Q000502:physiology
Kak pravil'no dyshat'.