Whitehorse to Vancouver are being asked to monitor for symptoms as they may have been exposed to pertussis (whooping cough).

Symptoms of whooping cough typically start five to 10 days after exposure but can take up to 21 days to develop. After a slight fever and cough, the cough gets worse and symptoms ...

Doctors say they are seeing a significant uptick in the amount of people, especially children, with the bacterial infection.

The health department issued a warning Thursday about a significant increase in whooping cough cases among children ...

The Amarillo Public Health Department says there have been 10 cases of whooping cough reported in the past two months. Texas Tech Physician Anders Leverton says it can affect all ...

MCHENRY COUNTY, Ill. — Whooping cough cases have spiked in the suburbs of McHenry County, its Department of Health announced ...

The City of Amarillo Public Health Department is providing tips to the Amarillo community to help prevent pertussis or ...

State health officials are monitoring increasing cases of whooping cough and pneumonia.Children and adolescents are primarily ...

Bay Area doctors are warning about a surge in whooping cough cases, with some counties experiencing their highest numbers in ...

Pertussis, also known as whooping cough, is a "highly contagious acute respiratory illness" that starts with mild symptoms, Goldstein said. Infected individuals later develop a severe cough that can ...