MATERIAL AND METHODS As part of a larger project aimed to study the efficacy of yoga as a therapeutic tool in bronchial asthma, peak flow rate changes in 262 patients, were studied. The patients acted as their own controls and measurements were made before and after 15 days of integrated yoga practice. Programme included a practical session in which the relevant practices selected from common basic set of integrated yogic practices consisting of Sithilikarana vyayama, (loosening exercises), asanas, breathing practices, kriyas (cleansing-techniques), Pranayam a, devotional session and meditation were introduced.