Study: State Policies Affect Vaccination Rates, Disease OutbreaksThe state you live in and its policies could influence how many people are getting vaccinated and how many are experiencing disease outbreaks, according to new research.
Medical Expert: Vaccination Rate Among American Adults 'Depressingly Low'Medical experts and officials with the Centers for Disease Control and Prevention in Atlanta said that vaccination rates among American adults are far lower than they ought to be.
Study: Vaccine Doesn't Prevent People From Spreading Whooping CoughA government study offers a new theory on why the whooping cough vaccine doesn't seem to be working as well as expected.
Study: More Higher Income Parents Opt Out Of Whooping Cough VaccineA surge in whooping cough cases may be linked in part to parents' refusal to vaccinate their children.
CDC: 2012 Worst Year For Whooping Cough In 60 YearsHealth officials say 2012 was the nation's worst year for whooping cough in nearly six decades.
Whooping Cough Outbreak in Calif.