"Hitaahitam sukham dukham aayus tasya hitaahitam Maanam cha tat cha yatroktam aayurvedah sa uchyate."
"Ayurveda is a science, which describes the beneficial (hita) and the non-beneficial (ahita) aspects of life, the happiness and pain in life, their quality and quantity"
Ayurveda is the oldest system of health- care, which traces its roots to the Vedas. It is considered as one of the best alternative system of medicine. The word Ayurveda is derived from the Sanskrit word 'Ayuh' meaning life and 'Veda' meaning 'Knowledge'. Hence Ayurveda is called 'The science of life'.