Claim: A CDC study on 12 to 17 year-olds who got the Pfizer vaccine found 397 reports of heart inflammation.
Fact-check: The Pfizer vaccine, teenagers and myocarditis - Full Fact
Verdict: it's true 397 cases of myocarditis were reported after around 8.9 million adolescents who got the vaccine.
Organisation: Full Fact
Author: Grace Rahman
Date published: 2021-08-10T00:00:00