Whooping cough levels are at their highest since pre-pandemic in California, mirroring similar patterns elsewhere, say scientists.

The illness, also known as pertussis, has seen a drastic increase compared to 2023. A map below shows cases by ... the role ...

Whooping cough, a respiratory infection that is particularly deadly for infants, has been relatively calm since a 2019 outbreak in California, but officials fear a return. June 5, 2024 Nationwide ...