Arizona is seeing a sharp rise in pertussis, also known as whooping cough, with cases at their highest since 2015.

Public health officials continue to urge Kentuckians to ensure their children are immunized against measles, as they ...

Measles is a highly contagious virus that spreads mostly among unvaccinated people. The two-dose measles-mumps-rubella vaccine is 97% effective at preventing illness. Before a vaccine became ...

As of April 10, 2025, the CDC had confirmed 712 cases of measles across the country. "The MMR (measles, mumps and rubella) vaccine remains our best defense, and two doses of MMR offer 97% ...

CDC data shows that only 3% of cases this year have been reported in people who have gotten one or two doses of the measles-mumps-rubella (MMR) vaccine. Local health officials are scrambling to ...

Boxes and vials of the Measles, Mumps, Rubella Virus Vaccine at a vaccine clinic put on by Lubbock Public Health Department, March 1, 2025, in Lubbock, Texas. Jan Sonnenmair/Getty Images Six ...

“The MMR (measles, mumps and rubella) vaccine remains our best defense, and two doses of MMR offer 97% protection against measles," Bagdasarian said in a statement. "We urge all Michigan ...

Measles is highly contagious, so up to 9 in 10 people exposed to the virus will become sick if they are not protected by the measles, mumps, and rubella vaccine or a prior infection, according to ...

Michigan officials confirmed a new measles outbreak Thursday near Grand Rapids, bringing the U.S. to eight states with active outbreaks of the vaccine-preventable disease. Earlier this week ...

Two doses of the combination measles-mumps-rubella, or MMR, vaccine prevents more than 97% of measles infections. “For those unvaccinated or those unsure of their vaccination status, now is the ...

“The MMR (measles, mumps and rubella) vaccine remains our best defense, and two doses of MMR offer 97% protection against measles. We urge all Michigan residents to check their vaccination ...