Cdc Says This New Delayed Vaccine Side Effect Is Hitting Mostly Men
RELATED: If You Got Pfizer, This Is When You’ll Need a Booster, CEO Says. Myocarditis, which is inflammation of the heart muscle, has recently been cropping up since the age of vaccination was dropped to include those 12 and over. And it’s not an immediate reaction, either. According to the CDC, the adverse effect is occurring “mostly in male adolescents and young adults age 16 years or older … typically within several days after COVID-19 vaccination....