Why does polio still exist




















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The polio network is also used to analyse other diseases that are likely to cause epidemics but can be prevented through vaccination. Examples include influenza, measles , meningitis , rubella , and yellow fever.

A safer world, therefore, needs all countries to remain alert and ready to respond to any outbreak effectively and in a coordinated way.

This is vital to rid the world of polio and to guard against the accidental or deliberate release of the virus once it is eradicated in nature. This text is a summary of: WHO , World Health Report — A safer future: global public health security in the 21 st century , Chapter 4: Learning lessons, thinking ahead, "Managing the risks and consequences of the international spread of polio", p.

This summary is free and ad-free, as is all of our content. You can help us remain free and independant as well as to develop new ways to communicate science by becoming a Patron! Previous Question. Polio is still endemic in three countries, i. Pakistan is considered as the exporter of Wild Polio Virus WPV with highest number of polio outbreaks among endemic countries. Militant organizations such as Tehreek-e-Taliban Pakistan, Al-Qaeda and Boko haram movement of northern Nigeria are a major hurdle in the eradication of polio from these countries.

The misconception of people about polio vaccine, insecurity within the country and poor health system are the reasons of failure of polio eradication campaigns in these regions.



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