A very effective powerful stress reliever, performance/concentration enabler
The Box breathing, also known as square breathing, is a technique used when taking slow, deep breaths. "Close your eyes. Breathe in deeply by the nose for 4 seconds, hold it for 4 seconds, breathe out by the mouth for 4 seconds, hold it." [Repeat].
How to use it ?
I teach this breathing technique to my clients, to relieve stress or increase performance and concentration.