78 Percent Of Kids Have This Covid Vaccine Side Effect Data Shows
RELATED: Doing This After Your Vaccine Can Make Side Effects Worse, Doctors Say. The FDA based its decision to grant emergency use authorization of the Pfizer vaccine for adolescents ages 12 to 15 on data from the manufacturer’s Phase 3 clinical trial, according to a statement from Pfizer on May 10. The trial enrolled nearly 2,300 participants and gave insight into what vaccine side effects are most prominent in kids ages 12 to 15....