Israel claims likely link between Pfizer vaccine and this heart disease in youth Premium (REUTERS) . Updated: 02 Jun 2021, 07:27 AM IST Reuters Pfizer has said it has not observed a higher rate of the condition, known as myocarditis, than would normally be expected in the general population Read Full Story JERUSALEM: Israel's Health Ministry said on Tuesday it found the small number of heart inflammation cases observed mainly in young men who received Pfizer's COVID-19 vaccine in Israel were likely linked to their vaccination. Pfizer has said it has not observed a higher rate of the condition, known as myocarditis, than would normally be expected in the general population.