The Sanskrit meaning of Ayurveda is knowledge of longevity (live long). Ayurvedic tradition is an alternative medicine discipline; find its earliest reference in the Atharvaveda. Ayurvedic practices include the use of herbal medicines, mineral or metal supplementation, surgical techniques, opium, and application of oil by massages.Ayurveda is a system which gives importance to prevention subscribing to the theory "Prevention is better than Cure."The main focus of Ayurveda is on healing illness, prevention of disease, longevity or age reversal. Illness or disease is caused by poor digestion and weak immune systems.