Some People Suffered Chest Pain, Palpitations After COVID-19 Vaccination: Study

Recipients of COVID-19 vaccines were likely to suffer at least one symptom such as chest pain after vaccination, according to a newly published prospective study. Researchers also found no cases of subclinical heart inflammation in the small group of participants. Dr. Ming-Yen Ng and other Hong Kong researchers recruited people to undergo tests and imaging before taking a COVID-19 vaccine and again after receiving two shots. They wanted to see if there were any cases of subclinical heart inflammation, or myocarditis without symptoms. After excluding people who tested positive for COVID-19 following a vaccination, or people who did not return for the followup testing, the study population was 67....