South Carolina is experiencing one of the biggest measles outbreaks the U.S. has seen in decades. In that state, there are 876 confirmed cases of the highly contagious virus, which is preventable with ...

You might be surprised to hear that measles is 10 times more contagious than Ebola or the plague. How do epidemiologists ...

More than 50 skua deaths in Antarctica from H5N1 mark the first confirmed die-off of wildlife from bird flu on the continent, ...

Since measles vaccination became common among Americans, the logic of outbreaks has been simple: When vaccination rates fall, infections rapidly rise; when vaccination rates increase, cases abate. The ...

As South Carolina's outbreak grows to 876 confirmed cases, vaccinations in the state surged in January. Cases have also been ...