Why India doesn’t need to worry about polio case in NY

The US eradicated polio in 1955 following a massive immunisation drive with inactivated poliovirus vaccine (IPV). However, fears have mounted again after the New York State Department of Health alerted community members a few weeks ago that a person in Rockland County had tested positive for polio. On August 12, health officials also reported poliovirus samples in New York City’s wastewater samples.