New vaccines are often evaluated in trials in which some participants receive a placebo. But not all studies can be designed ...

A new study by the KFF Health Misinformation Tracking Poll Pilot has found a third of adults believed the COVID-19 vaccines ...

The U.S. Department of Health and Human Services (HHS) intends to stop the Centers for Disease Control’s (CDC) ...

Most vaccines -- and boosters -- are injected directly into muscle tissue, usually in the upper arm, to kickstart the body's immune system in the fight against disease. But for respiratory diseases ...

Fixing the root causes of vaccine inequity requires long-term investments in manufacturing, regulation, and market incentives ...

Post health reporters answered your questions on Robert F. Kennedy Jr.’s plans for public health and more during a live chat.