How many cases of polio were there in 2016?

How many cases of polio were there in 2016?

Reported Poliovirus Cases In 2016, 37 WPV cases were detected (Figure): 13 (35%) in Afghanistan, 20 (54%) in Pakistan, and four (11%) in Nigeria. In 2017, 22 WPV cases were identified: 14 (64%) in Afghanistan and eight (36%) in Pakistan.

When was the last polio in India?

Within two decades, India received ‘Polio-free certification’ from World Health Organization on the 27 March 2014, with the last polio case being reported in Howrah in West Bengal on 13 January 2011.

When was the last report of polio?

The initiative was inspired by Rotary International’s 1985 pledge to raise $120 million toward immunising all of the world’s children against the disease. The last case of wild poliovirus poliomyelitis in the Americas was reported in Peru, August 1991.

What was the date when polio started?

1894, first outbreak of polio in epidemic form in the U.S. occurs in Vermont, with 132 cases. 1908, Karl Landsteiner and Erwin Popper identify a virus as the cause of polio by transmitting the disease to a monkey. 1916, large epidemic of polio within the United States.

What year did the polio vaccine come out?

The first polio vaccine was available in the United States in 1955. Thanks to widespread use of polio vaccine, the United States has been polio-free since 1979. But poliovirus is still a threat in some countries. It takes only one traveler with polio to bring the disease into the United States.

When did polio start in India?

In 1995, following the Global Polio Eradication Initiative of the World Health Organization (1988), India launched Pulse Polio immunization program with Universal Immunization Program which aimed at 100% coverage. The last reported cases of wild polio in India were in West Bengal and Gujarat on 13 January 2011.

How long did the polio vaccine take?

Development of the Salk vaccine. Researchers began working on a polio vaccine in the 1930s, but early attempts were unsuccessful. An effective vaccine didn’t come around until 1953, when Jonas Salk introduced his inactivated polio vaccine (IPV).

How long before there was a polio vaccine?