By: Julia Laffoon
What is Polio?
How does the poliovirus spread?
What are some symptoms of polio?
In 1905 when the poliovirus was first discovered. Many people didn’t know how to detect it because there were almost no signs of it. many polio victims didn’t even know they were infected with the poliovirus (polio). Certain types of polio will have different types of symptom like if you were infected with Abortive polio you might have shown signs of flu-like symptoms like a fever, sore throat, and vomiting.
What are the types of polio?
how has the Polio vaccine inproved over the years?