Published 2025-04-17 10-08

Summary

Study shows COVID vaccines increase coronary artery disease risk by 70%, with risk patterns varying by vaccine type and dose number. Some good news: third doses showed no increased risks.

The story

A new meta-analysis on COVID vaccines reveals some concerning cardiovascular connections. The study found COVID shots increased the risk of coronary artery disease by 70% overall, with risk jumping even higher after the second dose [odds ratio: 3.44].

Different vaccines showed different risk patterns. Pfizer’s shot increased risk for most cardiovascular events except arrhythmia, while AstraZeneca primarily raised arrhythmia risk after the first dose.

Not all the news was bad. Researchers found no significant overall increase in heart attack, arrhythmia, or stroke risk. Third doses showed no increased risks and might even provide protective effects against stroke and heart attacks.

The study confirms that vaccine risks vary considerably based on:
• Age
• Vaccine type
• Dose number
• Individual health factors

This research helps explain why some people experience cardiovascular issues after vaccination while others don’t. While vaccines remain important tools against COVID, these findings should help doctors make more personalized recommendations based on individual risk factors.

The key takeaway: COVID vaccines do raise heart risks for some people, but understanding who’s at risk can help guide better vaccination strategies.

For more about COVID Vaccines Raise Heart Risks: New Meta-Analysis Reveals
, visit
https://ex-posed.net.

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Keywords: CardiovascularEvents, COVID vaccine, coronary risk, dose impact