Herd, as in "herd immunity," the concept being that the majority of vaccinated people protect the minority who aren't vaccinated, a kind of safety-in-numbers for your immune system. But what if the number in the minority starts to creep up?
While flu season is technically still here, Rhode Island’s Department of Health has lifted its declaration of “widespread” flu. More on the state’s response to a tough season.
Department of health head Dr. Michael Fine says he’s pleased that more health care workers and members of the general population got vaccinated against the flu this year than last. But he says the state can do better than 50%.