Ayurveda is a medical system which is the oldest system in the world. Ayurveda is called the nectar of life. Ayurveda is compared to nectar. Relation of Ayurveda is also given to make the human body disease free and how to keep the body disease free.
It is said that the creation of Ayurveda took place before the creation of the universe. Our sages’ munis derived this knowledge. Studied Ayurveda, understood its benefits and losses, then Ayurveda knowledge was given to all the people.
Ayurveda is a lifestyle. If Ayurveda is followed then humans can attain long life. The medicines given in Ayurveda do not have any side effects. There are some rules of Ayurveda, which everyone should follow in their life.
The description of Ayurveda in Charak Samhita is as follows: -
Hitahitam sukham dukhamayustasya hitahitam
Maanam cha tacha yatrokatmayurvedah sa uchyate - (Charak Samhita 1/60)
That is, the treatise - Hitayu (an advantageous life), Ahita Ayu (a disadvantageous life), Sukhayu (healthy life), and Ahitayu (disease state) - are described as Ayurveda.
Ayurvedayati bodhayati iti aayurvedah:-
That is, one who imparts knowledge of Shastra (science) age (life) is called Ayurveda.
Ayurveda is the science that shows the best path for a healthy person and the patient .
That is, Ayurveda is the whole topic which gives information about age branch (division of age), age education, age knowledge, age signs (signs of life), age system (anatomy and bodily functions).
Dr. B.N. Sinha