In this modern world our environment is fighting for survival and we humans suffer from more and more physical and psychological stress, we cannot always control them but can learn how to face them and to this end Yoga is as good an invention it has ever been. The aim of yoga is attainment of physical, mental and spiritual health. The main credit of systematizing yoga goes to Patanjai who wrote the” yoga sutra” two thousand years ago. He has recommended 8 stages of yoga discipline. Yoga has gained tremendous popularity in the last few years, it is the most rapidly growing health movement despite it was developed thousands of year’s ago.