It is perhaps evident that there is a growing realization of the importance of physiological variables enhancing the human health. Therefore, physiological variables such as resting pulse rate, maximum breath holding capacity, body composition and vital capacity is to be taken into special consideration which is an important pre-requisite for good health. Being lover of yogic exercises and has experienced the great benefits of such exercises. The visible effect of Pranayama is well known and hence the researcher became inclined to venture in to the study to test the effect of selected Pranayama on physiological variables on Yoga students.