Dhanvantari, Dhanwantari or Dhanvanthari, is the Lord of Ayurveda or Health as per Hindu beliefs.
According to Hindu scriptures and traditions, Dhanvantari is an incarnation of Lord Sri Maha Vishnu.
As per the Vedas and Puranas, Dhanvantari is considered as Deva Vaidya, the Physician of demigods.
Hindus believe that worship of Dhanvanthari improves the health.
Appearance of Lord Dhanvantari:
Lord Dhanvantari appears in simple form with four hands. Dhanvanthari holds a pot of Amrit (nectar) in his left below hand, Shankh (conch) in left above hand, Chakra with his right above hand and Jalauka in his right below hand.
As per the legend, Lord Dhanvantari is first appeared on Dhan Trayodashi which is celebrated during five-day festival of Diwali. Dhanvanthari Jayanthi is also known as Dhan Trayodashi or Dhanteras.