For decades, the Vaccine Adverse Event Reporting System, or VAERS, has been exploited by people opposed to vaccination. Here, we’ll explain how VAERS works and run through five misconceptions ...

So even if a serious adverse event was found, it was submitted to the agency on a voluntary basis,” Dr. Linda Katz, director of the FDA’s Office of Cosmetics and Colors, said Tuesday.

Almost one quarter of hospital patients in the U.S. experience an adverse event such as medication-related harm, a pressure injury or infection during their care, according to a new study.