Polio is a viral infectious disease that can spread form person to person. Polio is caused by an infection called polio-virus that colonize in the gastrointestinal tract. There are three type of polio-virus that have been identified(polio-virus type1- PV1, type2 - PV2, and type3- PV3). All three virus produce the same symptoms. Minor illness of any of these virus can attack the central nervous system. Major illness also attack the central nervous system but can also lead to paralysis.
What are the sypmtoms
ReplyDeleteI think you did a good job so far on your research and things.
ReplyDeletei think you did a good job but um where's the rest of your info or did you not have enough time to finish but so far its good so keep up the good work
ReplyDeleteYou did a good job. The only thing i would recommend to change is the color of the text. i would change it to white that way it is easier to read.
ReplyDelete