Whooping Cough Ontario 2024 Dates. The vaccine for pertussis, or whooping cough, is highly effective at protecting people from the disease during the first three years after vaccination, but immunity wanes. (whooping cough) pertussis is an acute infection of the respiratory tract caused by the bacteria bordetella pertussis.
Pregnant individuals are eligible to get a free pertussis (whooping cough) vaccine in every pregnancy to help protect the baby after birth. In 2024, reported cases of pertussis increased across the united states, indicating a return to more typical trends.