There's been a lot of attention lately on recent outbreaks, including enterovirus and ebola. And that's making it hard for many people not to worry about them. But health experts want to set the record straight about these illnesses. As Katie Gibas reports, it's important to put these new outbreaks into historical perspective.
Not that long ago, diseases like polio and smallpox ravaged the population. One in three people infected with smallpox died. Polio paralyzed tens of thousands and killed 1,000 each year in the U.S. Most of those infected were elementary school children.