India observes National Vaccination Day sometime called as on every year. National Immunization Day was first observed on 16th March 1995 when first dose of Oral Polio Vaccine was given.
The observance of National Vaccination Day is an attempt to enhance awareness for the eradication of polio from planet earth. Every year on this day, millions of children are immunized with the polio vaccine.
Vaccination is the most effective method of preventing infectious diseases; widespread immunity due to vaccination is largely responsible for the worldwide eradication of smallpox and the restriction of diseases such as polio, measles, and tetanus from much of the world. The World Health Organization (WHO) reports that licensed vaccines are currently available to prevent or contribute to the prevention and control of twenty-five preventable infections.