The international traveler landed at Dulles on June 8 and traveled to several locations in the District, officials said.

Dr. Jessica Shepherd, chief medical officer for Hers, joins ABC News Live to discuss today’s top health headlines.

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

Doctors and scientists worry Alberta's measles outbreaks could signal the start of a new era when other dangerous infectious ...

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.

(AP) - The U.S. logged fewer than 30 measles cases this week as Ohio health officials confirmed three outbreaks in two ...

Secretary of Health and Human Services Robert F. Kennedy Jr.’s decision to fire the Centers for Disease Control and Prevention’s (CDC) entire vaccine board even as childhood vaccination ...

The new NBC News Decision Desk Poll powered by SurveyMonkey found adults divided over the health secretary but with a bare ...

With two cases of measles confirmed by officials in Flathead County and more continuing to show up across the state, local health and county entities are keeping a close eye on the disease. "It's ...

Dr. Mark Loeb is getting a lifetime achievement award for showing how to stop the spread of infections against the backdrop of a measles outbreak ...

Dr. James Hildreth, an epidemiologist and head of Meharry Medical College, said he is 'baffled' over RFK Jr.'s changes to CDC vaccine advisory panel.