Myocarditis, or inflammation of the heart muscle, occurred in 1 of 12,361 boys between 12 and 15 years old within a week of receiving a second dose of the Pfizer-BioNTech vaccine, researchers found.Myocarditis, or inflammation of the heart muscle, occurred in 1 of 12,361 boys between 12 and 15 years old within a week of receiving a second dose of the Pfizer-BioNTech vaccine, researchers found.Coronavirus (2019-nCoV), Vaccination and Immunization, Teenagers and Adolescence, Centers for Disease Control and Prevention, Heart, Drugs (Pharmaceuticals)Read More
