California witnessed a spike in whooping cough cases last year, resulting in the deaths of 10 infants. The outbreak led to a state law requiring middle and high school students to get booster shots. But the percentage of parents signing vaccine exemptions based on personal beliefs has been rising. We discuss the whooping cough vaccine, and new research suggesting the vaccine may lose much of its effectiveness after just three years.
Whooping Cough Update
(Justin Sullivan/Getty)
Guests:
David Witt, chief of infectious disease at Kaiser Permanente Medical Center in San Rafael and lead researcher in a study finding that the whooping cough vaccine falters after three years
Gil Chavez, state epidemiologist and deputy director of the Center for Infectious Diseases in the California Department of Public Health
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