These 18 body exercises were selected by Babaji from the thousands available to create an effective system for rejuvenating the physical body and preparing it for the finer stages of Kriya Yoga. The immortal master from the Himalayas is living proof of their effectiveness. Each exercise is divided into several levels, making it suitable for both beginners and advanced students. The exercises are also arranged in pairs, with each exercise followed by a relaxing counterpose. This guide is designed as a manual, where each level of every exercise is presented individually and accompanied by easily understandable explanations. The numerous benefits of the exercises for preventing and healing various dysfunctions are also explained. An introductory chapter outlines the rules to be observed during practice.