The European Medicines Agency (EMA) recommended, on Friday 9 July, that myocarditis and pericarditis - two inflammatory conditions of the heart - be listed as side effects of the Covid-19 messenger RNA vaccines developed by Pfizer/BioNTech (Comirnaty) and Moderna (Spikevax).
The EMA states that these conditions are likely to occur only in very rare cases and that the risk/benefit ratio of both vaccines remains positive.
The Agency examined more than 100 cases of myocarditis and pericarditis...