Breathing is usually an unconscious activity. You might never give a second thought to proper breathing technique or the quality of your breath — the breath just happens of its own accord. But practicing breathing exercises may provide a number of benefits, such as relaxation or increased energy. Yogis use specific …
— Read on livehealthy.chron.com/breathing-exercises-raising-kundalini-1593.html
In diaphragmatic breathing, you actively expand the abdomen during inhalation. The abdominal expansion occurs via the diaphragm contracting and pressing down on the abdominal contents. Chest expansion is kept at a minimum in this type of breathing. Exhalation is a relaxed process and occurs through the elastic recoil of the chest wall and lungs.Regular practice of diaphragmatic breathing draws the mental focus into what is known as the “belly brain”. It has a calming effect on the mind while, at the same time, potentially strengthens the diaphragm. I recommend practicing diaphragmatic breathing for 5-10 minutes per day. We have included a video link below to guide your practice and aid you in visualization of the movement of the diaphragm and abdomen.
Check the video in the link. Very interesting stuff.