Claim: The Moderna vaccine causes a one in 35 chance of heart damage following a third dose.
Fact-check: Andrew Bridgen misrepresents study in letter to PM - Full Fact
Verdict: a swiss study reports this rate of people having temporary, mild increases in a blood marker that can indicate heart damage. but none of the people in the study had confirmed heart problems diagnosed, and it is questionable if the blood marker is of clinical relevance on its own.
Organisation: Full Fact
Author: Dr Fergus Brown
Date published: 2023-08-15T00:00:00