[SaneVax: If whooping cough vaccines are effective, why are 90% of confirmed whooping cough victims already vaccinated? Why is the CDC’s solution to this problem recommending further whooping cough vaccinations? What is wrong with this picture?]
It says newer vaccines developed after 2000 are safe, but not as long-lasting, so some people may need booster shots.
The department has also indicated that family members of whooping cough victims can prevent getting the infection by taking certain vaccinations.