Ayurveda is the science of life. It may be considered as a science Literature as the basic principles of Ayurveda, Which had been put forward thousand of Years Ago Still have the same volume. They have not undergone any change revealing they are vary true and scientific. Our predecessors proposed these principles after a very long experience. Since that time. Ayurveda has been serving the suffering humanity continuously. In Ayurveda. It has been mentioned that both Loka and Purusa have the basic structure. Its simple meaning is that if Loka is doing well. Ourselves also. If any derangement takes place in Loka than our body will also be deranged Ayurveda is said to be holistic phenomenon because it treats the patient as a whole.