Pfizer COVID-19 vaccine authorized for children 5-11, U.S. FDA says Heart inflammation is an exceedingly rare risk of both the Pfizer and Moderna vaccines, and it more commonly seen in young men or boys.
It’s difficult for clinical trials to detect such a rare problem. And public health officials have repeatedly stressed that COVID-19 itself can cause heart inflammation at higher rates than the rare cases caused by the vaccine.In the U.S., the Moderna vaccine is authorized for people 18 and older.Moderna said more than 1.5 million adolescents around the world have received its vaccine and that the number of heart inflammation reports “does not suggest an increased risk” for those under 18.U.S.