Whooping cough cases are rising again in the United States, fueled by falling vaccination rates and waning immunity over time. Babies who are too young to be fully vaccinated face the highest risk of ...

Whooping cough cases in Mississippi have reached a 16-year high, with 139 cases reported in 2025. Children ages 5-17 and infants under one year old are the most affected by the whooping cough outbreak ...