Claim: Covid-19 vaccines have caused 859,481 adverse reactions.
Fact-check: Piers Corbyn makes misleading claims about vaccine deaths - Full Fact
Verdict: slightly fewer adverse reactions have been reported but it doesn't mean they have been caused by the vaccine. the vast majority are normal and clear up within a few days.
Organisation: Full Fact
Author: Tom Norton
Date published: 2021-06-04T00:00:00