The number of newborns vaccinated at birth against hepatitis B has fallen slightly over the past four years, according to the ...

The Oregon Health Authority is urging residents to check for immunity against measles, which is on the rise due to a lack of vaccination in some communities, and is advising all residents to get the ...

Nearly half of Oregon's health care workers were not vaccinated against influenza in the last flu season, the Oregon Health Authority said. Rates of flu vaccination among health care workers have ...

PORTLAND, Ore. (KOIN) – The Oregon Health Authority is warning families to not host a “Measles Party” to intentionally expose their children to the contagious disease. Similar to the concept of a “Pox ...