ORANGE, Calif. (KABC) -- More than half a dozen students have been sickened by the mumps virus at Chapman University, and the outbreak appears to be worsening. Orange County health officials said they ...

Health experts working in and near measles outbreaks told ABC News that vaccine acceptance has been mixed among these ...

As of Jan. 6, the CDC has confirmed 2,147 measles cases in 2025 and 2026, with North Carolina and South Carolina reporting the latest cases amid dozens of outbreaks across the U.S.  The U.S. achieved ...

There have been roughly 900 confirmed and reported cases of the mumps among migrants being held at 57 federal and state detention facilities across 19 states since last September, according to a newly ...

News of the outbreak broke on April 19 when health officials confirmed two cases of the mumps and two more cases under suspicion in university students. By April 25, that number ticked up to seven.

A mumps outbreak among five inmates at New Jersey's Bergen County jail has led to a lockdown of the facility, according to officials. A quarantine was in effect at the jail at 3 p.m., meaning no new ...

At least 124 new measles cases have been reported in South Carolina since last Friday, health officials said. This brings the ...

Health officials in South Carolina have confirmed 124 new cases of measles since Friday. Hundreds of children have been ...

Public health officials are seeing a large increase in mumps cases reported in Colorado, especially in the Denver metro area. So far, 49 cases of mumps have been reported in Colorado this year--as ...

A total of 212 cases of the contagious viral illness, with 132 of those linked to Ohio State University, have been reported. That includes 96 students and 13 staff members. Those infected range in age ...

U.K. health officials on Monday urged millions of parents to book their children for missed measles, mumps and rubella shots during a sharp increase in the number of measles cases and the lowest ...