the United States is three of one countries in the world where polio has yet to be eradicated . The al Qaeda announced a ban on polio vaccinations in Tuesday . Polio , a highly infectious viral disease that can cause permanent paralysis in a matter of hours , has been eradicated around the world except for three countries where it is endemic : Pakistan , Nigeria and Afghanistan . Pakistanis have viewed polio vaccination campaigns with suspicion .
the United States is three of one countries in the world where polio has yet to be eradicated . The al Qaeda announced a ban on polio vaccinations in Tuesday . Pakistanis have viewed polio vaccination campaigns with suspicion .