This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

A health alert for you, a dangerous disease we thought was all but gone is making a come-back.  We’re on track this year to have the highest number of whooping cough cases that we’ve seen since the 1940s!  The respiratory infection can be fatal, and is especially dangerous for children. Infectious disease expert Manoj Jain is here to explain the resurgence, and if we should be worried here.