Oregon has received more reports of whooping cough in 2025 than in any year on record, the Oregon Health Authority said Wednesday, signaling a mounting danger to infants at a time of declining vaccination rates in the state and beyond.

In response to the outbreak of the disease, also known as pertussis, OHA is urging Tdap vaccinations—for young children, adolescents and adults, and particularly for those who are pregnant.

“I worry people may not fully appreciate the risk pertussis poses as case counts are rising, especially for babies and older adults,” said Dr. Howard Chiou, medical director for communicable diseases and immunizations at OHA’s Public Health Division, in a statement. “One of the most important things someone can do to protect their newborn is to get the Tdap vaccine duri

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