Health officials concerned about new outbreaks
(NEWSER) - US health officials are concerned about a growing trend: Parents who opt out of vaccinating their children as required by public schools. In eight states, more than one in 20 public school kindergarten students aren't getting all of the required vaccines, according to an AP analysis. Over the past five years, the rate of exemptions has risen in more than 25 states, and officials are worried about outbreaks. Measles, for example, has re-emerged in areas with higher exemption rates, according to studies; last year, California saw 2,100 whooping cough cases. More»