By Zachary Stieber Two teenagers died shortly after COVID-19 vaccination, experts reported in a study published Feb. 14, 2022. Within hours, federal officials scrambled to respond, worried the paper would harm their efforts to promote COVID-19 vaccines, internal emails show. “This is important because this report has significant implications for CDC and FDA’s vaccine safety […]
Tag: Vaccine
A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins.
