Skip to Content
Home > Health Information > Health Library > Polio
Polio (poliomyelitis) is a viral illness that damages nerves that control muscles, resulting in muscle weakness. In severe illnesses, a person can lose the ability to move both arms and legs (paralysis) and may be unable to breathe without help.
Symptoms of polio include:
Polio is now rare in developed countries, because most children receive immunization against the virus.
Current as of: February 11, 2020
Author: Healthwise Staff
Medical Review:Anne C. Poinier, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Karin M. Lindholm, DO - Neurology & W. David Colby IV, MSc, MD, FRCPC - Infectious Disease
To learn more about Healthwise, visit Healthwise.org.
© 1995-2020 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Our interactive Decision Points guide you through making key health decisions by combining medical information with your personal information.
You'll find Decision Points to help you answer questions about:
Get started learning more about your health!
Our Interactive Tools can help you make smart decisions for a healthier life. You'll find personal calculators and tools for health and fitness, lifestyle checkups, and pregnancy.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.
See important information from Billings Clinic on Non-discrimination and Interpreter Services.
Billings Clinic is proud to be an equal opportunity/affirmative action (EOE/AA) e-verify employer.