The Vaccine Adverse Events Reporting System, also called VAERS, shows how many adverse reactions to vaccines have been reported. This includes the Covid-19 vaccine side effects. The VAERS system by the CDC is not the easiest to navigate, but a simpler, quicker glance can be found on this website:
openvaers.com/covid-data
Adverse events from vaccines are common but underreported. Less than one percent is reported to the FDA, according to this 2011 Harvard Pilgrim study. One in thirty-nine injections resulted in an adverse event.
