Pennsylvania, one of the states hit hardest by the illness last year, has recorded 207 whooping cough cases in 2025.

Whooping cough cases are more than double those seen at the same time last year, with 8,064 cases recorded nationwide so far ...

Preliminary data from the CDC says the U.S. has seen 8,485 cases of whooping cough in 2025. That's twice as many cases as ...

Ninth Judicial Circuit State Attorney Monique Worrell held a press conference and announced changes Thursday that would impact the way her office treats what they are calling “non-arrest cases.” ...

With whooping cough cases rising in the US, health experts urge the public to stay up to date on Tdap vaccinations. This ...

Amidst the measles crisis, health experts are raising alarms about a significant surge in whooping cough cases across the ...

Amid an ongoing measles outbreak, the US is also facing a surge in pertussis, or whooping cough. As vaccine rates drop, other ...

U.S. measles cases topped 700 as of Friday, capping a week in which Indiana joined five other states with active outbreaks, Texas grew by another 60 cases, and a third measles-related death was ...