Open the mouth and purse the lips like a crow's beak. Draw air down into the stomach through the open mouth in one sucking action or in a series of gulps.
Fill the stomach as much as possible, then relax completely.
Do not try to expel the air.
It will come out through the large intestine in its own time.
Cautions and Limitations
It should not be done during or after meals.
Proceed carefully and only under expert guidance. At the slightest sign of discomfort, reduce the duration of inhalation/ exhalation/retention and, if necessary, discontinue the practice.
General Benefits
This practice stimulates the digestive system to work at a more efficient level.
It removes gas and wind and prevents hyperacidity and heartburn.