Jun 17, 2013 01:28 PM EDT
41,000 Cases of Pertussis in 2012, 61 Percent of Adults Miss Vaccinations for Illness
Pertussis, an endemic disease in the United States that comes to a head every 3 to 5 years with frequent outbreaks, caused 27,550 cases of the respiratory illness in 2010 alone, according to the Center for Disease Control and Prevention (CDC).