COVID Vaccination Safer For Kids' Heart Health Than Infection, Study Says
Analysis of nearly 14 million children shows COVID-19 infection causes 2.24 extra myocarditis cases per 100,000, while vaccination causes fewer and shorter-term heart risks.
- On November 4, 2025, researchers at Cambridge found children faced higher and longer heart risks after COVID-19 infection than vaccination, in England.
- Using linked electronic health records for nearly 14 million children, the team analysed anonymised data within the NHS England Secure Data Environment for approved research.
- During the study, about 3.9 million children had a first COVID-19 diagnosis while 3.4 million received a first Pfizer‑BioNTech dose, with infection leading to 2.24 extra myocarditis or pericarditis cases per 100,000 over six months compared to 0.85 after vaccination, according to researchers.
- Researchers argued the findings support offering COVID vaccines to under-18s to mitigate infection risks, saying results back vaccination to reduce risks, but current vaccine policy remains limited to immunocompromised groups.
- Co-Authors warned that inflammatory risks after infection can persist for up to 12 months, with risks around 15-fold higher initially, so Professor Angela Wood urged ongoing whole-population health data monitoring.
32 Articles
32 Articles
COVID Vaccination Safer For Kids' Heart Health Than Infection, Study Says
COVID Vaccination Safer For Kids’ Heart Health Than Infection, Study Says
Key Takeaways Children are more likely to develop rare heart complications following COVID infection than vaccinationThe elevated heart risk from COVID infection was broader and lasted at least a yearBy comparison, COVID vaccination caused an increase in select conditions that faded within weeks THURSDAY, Nov. 6, 2025 (HealthDay News) — The COVID vaccine is safer
Even as the world learns to live with COVID as a normal part of life, the question of whether or not to vaccinate children remains relevant. Although this age group often experiences milder symptoms, experts warn that the risks associated with COVID infection may be higher than those associated with vaccination.
Covid jabs gave under-18s heart problems – but were less risky than catching virus
The Covid vaccine caused a rare side effect of heart inflammation in children and teenagers, but this was outweighed by the risks of catching the virus itself. Getting vaccinated led to a rise in the number of under-18s with heart inflammation, also called myocarditis, in the first two weeks, but numbers quickly dropped over the next few months, a study has found. In teenagers and children who caught Covid, there were higher risks of myocarditis…
Covid-19 jab causes fewer problems than the virus itself in youngsters – study
The new study was led by experts at UCL and the universities of Cambridge and Edinburgh. The largest study of its kind has shown the Pfizer-BioNTech Covid-19 vaccine causes far fewer problems than the virus itself in children and young people, after concerns the jab may cause harm. The risks after being infected with the virus “lasted much longer” compared with post-vaccination, researchers said. During the pandemic, a link emerged between the C…
Corona vaccinations have sometimes led to heart and pericardial inflammation in children. A comprehensive study now shows that this risk was still significantly lower in the first two years of pandemic disease than after a covid-19 disease.
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