The County of Monterey’s public health officials are urging residents to stay up to date on their pertussis immunizations due ...

The school district sent a letter to parents who shared a classroom and bus with the kindergartner. Warren County Health ...

The Pasadena Public Health Department Health announced it is investigating an outbreak of whooping cough involving three ...

The Pasadena Public Health Department said Tuesday it’s investigating an outbreak of whooping cough, also known as pertussis, ...

The Pasadena Public Health Department has confirmed three more cases of whooping cough at a Pasadena Unified School District ...

The city has seen an unusually high number of whooping cough cases this year.

Pasadena investigates a pertussis outbreak at Don Benito Fundamental School after four infections are confirmed.

Whooping cough, medically known as pertussis, is a highly contagious bacterial infection that affects the airways. It gets its common name from the "whoop" sound that some infected children make when ...

WHITMAN COUNTY, Wash. -- Whitman County Public Health is reporting a new pertussis outbreak. According to WCPH, the department is investigating two linked whooping cough cases. The cases are ...

The Guam Department of Public Health and Social Services has expanded its efforts to boost community immunity against ...