It is observed every year to commemorate the foundation day of the Army Medical Corps.
The Bengal Presidency Medical Service was established on January 1, 1764.
It was the first military service of the three Presidencies in India
The Indian Army Medical Corps came into existence on April 3, 1943, by the amalgamation of the Indian Medical Service, Indian Medical Department, and Indian Hospital Corps.
After independence, IAMS was rechristened as Army Medical Corps.
The motto of the AMC is Sarve Santu Niramaya (may all be free from disease and disability).