The DOH Annual Pertussis Update shows confirmed and probable whooping cough cases reached 2,261 in 2024, a 25-fold increase from 87 cases recorded in 2023. “Additionally, as of May 31, there have ...

This file photo shows an empty bottle of Tetanus, Diphthera and Pertussis, (whooping cough) vaccine. Washington state has seen its pertussis surge from 2024 carry over into the early months of 2025.

OLYMPIA, Wash. — The Washington State Department of Health (DOH) is alerting residents to a significant rise in pertussis cases, also known as whooping cough. According to the DOH, 1,193 cases have ...

Washington state reported 25 times as many whooping cough cases last year as the year before, according to new data that serve as a reminder of the disease’s continued surge here and nationwide. The ...

Washington residents are being alerted to a big increase in whooping cough cases in the state. The Washington State Department of Health (DOH) reported incidents of pertussis, commonly known as ...

Nov. 7—This year could shape up to be the worst year for whooping cough Washington has seen in over a decade. State health officials counted 1,193 cases of whooping cough, or pertussis, across 31 ...

PORTLAND, Ore. (KOIN) – Health officials in Washington state are warning about a “dramatic surge” in whooping cough cases seen last year amid a decrease in vaccination rates. On Friday, the Washington ...

Just four months into 2025, Washington had already recorded more cases of pertussis, better known as whooping cough, than it had in all but three full years since 1960. But as alarming as that number ...