At least 8,000 cases were recorded nationwide in April 2025, compared to 3,800 cases recorded in April 2024.

Florida whooping cough cases nearly double from this time last year, CDC says The numbers for this year "are trending towards levels reported pre-pandemic in 2019," the Department of Health said ...

Whooping cough cases are rising, and doctors are bracing for yet another tough year. There have been 8,485 cases reported in 2025, according to preliminary data from the U.S. Centers for Disease ...

Additionally, only 92.3% of kindergarteners were vaccinated against whooping cough in the 2023-24 school year, compared to about 95% before the COVID-19 pandemic began, CDC data shows.