A Polio-Free U.S. Thanks to Vaccine Efforts. ... Polio has been eliminated from the United States thanks to widespread polio vaccination in this country. This means that there is no year-round transmission of polio virus in the United States. Since 1979, no cases of polio have originated in the United States.
Answer:
after getting exposed to it your are going to have it inside your body but you might notice the symptoms in a few hours/days
Explanation:
<span>The reason that some states have enacted laws banning or limiting the use of tobacco, most likely, is that they are interested in promoting good health and having prosperous society. It was proven that the use of tobacco has certain negative effects in the body not only to the one using but also to the people around. The states which support the limiting and that banning of tobacco just want to protect and preserve the health of their people.</span>