Summary: Health officials says 2012 could be one of the worst years on record for West Nile virus in the U.S. All but two states have reported cases of the disease, including 47 deaths, to the Centers for Disease Control and Prevention. How worried should we be about West Nile? Midday’s doctor-in-residence John Cmar delves into the world of infectious disease with this story and others like it. Also, with flu season approaching, a review of what you need to know about getting vaccinated.
