Ayurveda and Yoga are sister Vedic sciences that have been united for thousands of years for the sake of healing body, mind, and consciousness. Both systems have many similarities in relation to attitude, nutrition, diet, hygiene, exercise, cleansing practices, as well as spiritual practices. Traditionally, a student of yoga would first live close to and serve the guru for many years, during which time he would learn healthy habits. The basic Ayurvedic principles for health and longevity were past on in the lineage in oral form to serve as a foundation for a life of sadhana (spiritual practice)