A dangerous mpox outbreak is unfolding in Sierra Leone. In just the first week of May, cases rose by 61%, and suspected cases surged by 71%. Roughly half of all confirmed mpox cases in Africa now come ...

Some staffers at the U.S. Agency for International Development describe racing the clock to try to push out promised funds ...

Joel Breman, Who Helped Stop an Ebola Outbreak in Africa, Dies at 87 Part of a team flown in to fight the deadly virus in 1976, Dr. Breman also worked to stamp out tropical diseases like smallpox ...

A CDC representative told the Advisory Committee on Immunization Practices that measles cases have hit a 'plateau' in the U.S ...

There have been 1,227 confirmed measles cases this year, the Centers for Disease Control and Prevention said Wednesday.

The Hearst Television Data Team is tracking measles cases and outbreaks from the Centers for Disease Control and Prevention.

The number of measles cases in the U.S. so far this year has quadrupled compared to 2024 and is nearing a 30-year high. As of Friday, there have been 1,168 confirmed measles cases across 33 states ...