What's the "big whoop" with childhood vaccines? NL's chief medical officer of health explained why you need to make sure your pertussis, or whooping cough, immunity is up to date

In the last few years, we've heard a lot about measles outbreaks around the world. Anti-vaccine rhetoric is responsible for some of that, but some cases occur because people didn't get enough vaccine as children. Now health officials are seeing a rise in pertussis...whooping cough...cases. Dr. Janice Fitzgerald is the province's chief medical officer of health, and she spoke with CBC's Leigh Anne Power.