Yoga is a group of physical, mental, and spiritual practices or disciplines which originated in ancient India. Yoga gurus from India later introduced yoga to the west, following the success of Swami Vivekananda in the late 19th and early 20th century. In the 1980s, yoga became popular as a system of physical exercise across the Western world. Yoga in Indian traditions, however, is more than physical exercise; it has a meditative and spiritual core. 'Yoga Therapy' is wonderful book, indispensable for those who wish to know about 'Yoga Therapy' to help the humanity and to get dynamic health for one-self. Yoga helps to purify and control one's mind and body. Through Yoga Therapy, one can achieve good health, happiness and peace of mind without any side effects.