Washington state officials warned of a "sharp increase" in whooping cough cases compared to this time last year, mirroring a ...

Mid-October saw the highest case count in Washington so far this year, as the state has seen the sixth-most pertussis cases ...

Washington state is experiencing a spike in whooping cough cases with nearly 1,200 reported cases so far this year, that's up ...

The Oregon Health Authority said that as of Wednesday, the state has seen a total of 827 cases in 23 counties this year. At ...

Washington is not alone in its sharp rise of the highly contagious bacterial infection this year. It's been an unusually bad year for whooping cough in the United States, which has counted more than ...

Also known as pertussis, the disease poses a particular threat to young babies, and five infants have died from it since 2003 ...

Whooping Cough continues to have higher-than-expected case counts in Grant County and across the state of Washington ...

Health officials in Washington state are alerting residents to a sharp rise in cases of pertussis, also known as whooping cough.

Clark County is experiencing an alarming spike in whooping cough and chickenpox cases among children — outbreaks that health ...

Three schools have been impacted by chickenpox outbreaks. The majority of whooping cough and chickenpox cases are among ...

The Grant County Health District (GCHD) says 60 whooping cough cases have been identified, leading to one hospitalization.

TRI-CITIES, Wash. - Whooping cough is spreading rapidly across Washington, now affecting 31 counties. The highest rates are ...