More than 300 cases of heart inflammation after Covid-19 vaccinations have been reported in young people, Centers for Disease Control and Prevention Director Dr.

According to the county, 105,308 people age 12 to 17 have been vaccinated, meaning that the eight reported to experience heart symptoms represent 0.007 percent of all vaccine ecipients.

Still, the cases of either myocarditis or pericarditis, which involve inflammation of the heart or the surrounding tissue, are higher than what would be expected for this age group.

Welch told NBC 7 the heart condition is commonly seen in patients recovering from viral infections, as pathogens, including enteroviruses and the bacteria that causes common staph and strep infections, are known to cause rare cases of myocarditis and pericarditis.