Media Bias Fact Check (MBFC) publishes daily vetted fact checks from verified IFCN-approved sources. Each claim is independently reviewed for accuracy and context.
Claimant: Retired Nurse John Campbell
Claim: South Korea study shows COVID-19 vaccines increase the risk of cancer.
Rating: MISLEADING
Explanation: The study cited had serious methodological flaws and only reported correlation, not causation. It does not provide valid evidence that COVID-19 vaccines cause cancer.
Date: 10/28/2025
Last Updated on October 31, 2025 by Media Bias Fact Check
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