Polio

Polio, also known as poliomyelitis, is a highly contagious viral disease mainly affecting young children. It can cause paralysis, muscular weakness, and even death. Polio is spread through the fecal-oral route, with contaminated food or water, and through close contact with an infected person. The most effective way to prevent polio is through vaccination, which is now a part of routine childhood vaccination in many countries. The World Health Organization (WHO) declared the global eradication of polio in 1988, and has continued to work tirelessly to stop the spread of the virus. Today, polio is still present in only three countries: Afghanistan, Nigeria, and Pakistan. Vaccination efforts by WHO and other groups have been successful in reducing the incidence of polio, and new polio-free countries are being added every year. Polio eradication is a key part of global health, and continues to be an important goal for WHO and other international health organizations.