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

This year could be a decade-high for whooping cough cases in Washington state, according to numbers by the state Department ...

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 ...

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 ...

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 ...

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

The Washington State Department of Health (DOH) is alerting residents to a significant rise in pertussis cases, also known as ...

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

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

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