Sonora continues to have the second-highest number of measles cases of all of Mexico’s states, after only its neighboring ...

As super-contagious measles continues to spread and nears a six-year U.S. record, cases in its original epicenter of West ...

Sacramento County's public health officer on Monday confirmed a measles case involving a child who recently returned from international travel.

The US logged fewer than 30 measles cases last week as Ohio health officials confirmed three outbreaks in two counties were ...

Measles is the most contagious disease that we know. It spreads with unbelievable efficiency, in a nonimmune or a partially immune population,” says Dr. Adam Ratner, pediatric infectious disease ...

The reluctance to get childhood immunizations comes amid a tumultuous period in Washington surrounding vaccine approvals.

The reluctance to get childhood immunizations comes amid a tumultuous period in Washington surrounding vaccine approvals.

Measles, once declared eliminated in the U.S., has seen a resurgence, with recent cases linked to travelers passing through U.S. airports.