Whooping cough cases more than quadrupled in California in 2024, rising from 644 cases in 2023 to 2,753 cases the following year, the state’s most recent data shows.

Pertussis infections have surged in recent months, and some people may need an additional shot for protection. By Teddy Rosenbluth After a brief lull during the pandemic, whooping cough has ...

“Many babies who get whooping cough are infected by older siblings, parents or caregivers who don’t know they have it,” the CDC says. What’s to blame for case spike?

Are California residents at risk of contracting whooping cough as cases rise? How does contagious disease spread? Should you get vaccinated? See answers.

Louisiana health officials report rising whooping cough cases, with infants most at risk. Measles cases remain low, but doctors urge vaccination.

“Many babies who get whooping cough are infected by older siblings, parents or caregivers who don’t know they have it,” the CDC says. What’s to blame for case spike? Vaccination against ...

“Many babies who get whooping cough are infected by older siblings, parents or caregivers who don’t know they have it,” the CDC says. What’s to blame for case spike?

Are California residents at risk of contracting whooping cough as cases rise? How does contagious disease spread? Should you get vaccinated? See answers.

Are California residents at risk of contracting whooping cough as cases rise? How does contagious disease spread? Should you get vaccinated? See answers.