Myocarditis in US ages 12-20 increased 55800% in 1 year.

Vaccines were released in 2020. In 2020, myocarditis was nearly unheard of in the US in ages 12-20. In 2021, with the vaccines, it increased 55,800%.

Here’s one source I found:

Myocarditis/pericarditis for all other vaccines from 1990-present: 999

Myo/Peri just for COVID-19 vaccine all ages: 24014.

Increase of: 24 times

At https://www.openvaers.com/covid-data/myo-pericarditis we have 2021 myocarditis events: 115, Myocarditis events 2022: 29409, increase of 255 times.