This Pranayama has a cooling effect on the body and mind. It is very effective in relieving the heat of summer days. It is also good in ailments like high blood pressure and the diseases of the skin. It helps to purify blood. It relieves the feeling of thirst and is specially useful for hot-tempered people who fly into a rage at the slightest provocation.
Sit in a relaxed manner in the state of Jnan Mudra. Bring your tongue out, turn its edges and give. The shape of a drain. Do Rechaka and then inhale deeply with effort thought the drain. Do Antrik Kumbhaka and perform all the three Bandhas. First open the Uddiyan Bandha, the jallandhar Bandha and after that Mool Bandha, and exhale through the nose slowly. In this way, do it for eight to ten times, concentrating on the vishuddhi Chakra.