Polio is a contagious viral illness that in its most severe form causes paralysis, difficulty breathing and sometimes death.
- Information provided by Mayo Clinic
Polio Statistics: 1952-US 21,000 cases of paralysis 1979-Last case of wild-virus acquired polio in US Vanquished from western hemisphere in 1991
Poliomyelitis, often called polio or infantile paralysis, is an acute viral infectious disease spread from person to person, primarily via the fecal-oral route. The term derives from the Greek , meaning "grey", , referring to the "spinal cord", and ...