It involves inhaling through the mouth with the lips open and the teeth together while making a hissing sound while inhaling.

The exhalation is done through the nose.

CONTRAINDICATION: People suffering from low blood pressure and respiratory disorders should not suffer from this pranayama.

People with heart disease should practice it without breath retention.

People with chronic constipation should not practice it,

It should not be practiced in winters.

BENEFITS: It cools the mind and the body

              It affects the brain centers that regulates temprature.

              It cools and reduces mental and emotional excitation.

              It induces muscular relaxation

              It gives control over hunger and thirst and generates a feeling of satisfaction.

              It helps to reduce blood pressure and acid stomach.

              It strengthens teeth and gums.