Disneyland, “The Happiest Place on Earth,” became ground zero for a measles outbreak last December, and some experts say they know the cause.

As more and more patients are diagnosed, measles is quickly reaching the forefront of the public's health concerns.

Some parents have raised concerns that vaccinating young girls against HPV, a sexually transmitted illness, might lead to more unsafe sexual activity in these girls. New evidence, however, suggests that's not the case — and the vaccine could prevent serious health problems.

A group of US pediatricians has called for parents to get their children vaccinated for measles in response to an outbreak that began in Disneyland in California last December.

It's relatively new, but the rotavirus vaccine may be an effective way to stop the spread of rotavirus in kids.

New parents want to keep their kids happy and healthy — and one vaccine might help them do just that.

The US Food and Drug Administration (FDA) today approved a vaccine to prevent several types of cancer associated with human papillomavirus (HPV).

Have you gotten your flu shot yet? It may be the best way to keep yourself flu-free this season, experts say.

Kids aren't the biggest fans of vaccinations — particularly the needles that come with them. But those needles may be keeping many kids free from the flu and out of the hospital.

Since 2012, the Centers for Disease Control and Prevention (CDC) has suggested that all pregnant women receive the Tdap vaccine, even if they were vaccinated earlier in life. And new research found that Tdap was safe for both mom and baby.