Synopsis Prakriti or Constitution is formed at the time of union of sperm and ovum. The predominance of Doshas, elements and Gunas once formed remains constant for every individual for his entire lifetime. This predominance decides the disease tendency of that individual. However with proper life-style, one can keep all the factors in perfect balance and avoid diseases. Hence understanding correct Prakriti is the key to health. Once Prakriti is known, proper diet, behavior, exercise and Yoga can be done to maintain Health. Although there are seven types of Prakriti, most individuals belong to the duel group. Many books have been written explaining the life-style for various types of Prakriti. However this is first book, which has explained life-style and various food recipes (for breakfast, lunch and dinner) for dual type of Prakriti. Along with life-style, we have also explained the proness of disease and the ways to prevent the same with the use of proper occupation, different gems and colour therapies.