Symptoms : Most infected individuals have no symptoms . Paralytic disease 1% high fever Intense muscle pain from spasm and weakness loss of muscle reflexes paralysis asymptomatic Affect larger proximal muscles specially legs infants develop acute flaccid paralysis floppy baby syndrome Diaphragm motor nerves are affected difficulty in breathing Diagnosis: Besed on Polio virus recovery from stool sample throat swab lumbar puncture cerebral fluid removed from Lamba Sach might have high white blood cells or poliovirus RNA Treatment: Pain medicines for muscle spasm bladder decompression respiratory support for trouble breathing by Iron lung machine. Polio vaccine and post polio syndrome will be discussed in next video.