Abstract: Yoga, an ancient culture of Indian heritage, regular practice leads to ideal physical, mental, intellectual, and spiritual health. Asana and Pranayama are the yogic practices. These have a number of beneficial physiological effects on various systems in our body. The present work was taken up as data reported on the effect of Asanas and Pranayama on weight of males school going children. To know whether there is any change in weight in the subjects practicing Asanas, Pranayama & combination of Asana Pranayama and with that of subjects not practicing any type of yoga. 120 male student volunteers from Muni International School, A-2/16-18, Mohan Garden, Uttam Nagar New Delhi-110059, India, of age between 8 to 10 years were selected. Subjects were equally assigned to the four groups by using random sampling procedure i.e. three experimental groups and one control group.