What Is Poliovirus?
Poliovirus is a virus that causes the medical condition polio. The virus is a single-stranded RNA virus from the family Picornaviridae and genus enterovirus. Poliovirus only infects humans and is more common during summer months in temperate climates. In tropical climates, there is no seasonal pattern. The poliovirus is rapidly inactivated by heat, formaldehyde, chlorine, and ultraviolet light.