CDC recommends that children get 4 doses of polio vaccine to protect them against severe polio disease, including paralysis.
Most adults in the United States were vaccinated as children and are therefore likely to be protected from getting polio.
CDC recommends that children get 4 doses of polio vaccine to protect them against severe polio disease, including paralysis.
Most adults in the United States were vaccinated as children and are therefore likely to be protected from getting polio.