From the Journals

Small Shingles Risk Seen Post mRNA COVID-19 Booster

Researchers drew from more than 2 million Dutch primary care records.

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7 Key Takeaways

  • 1

    The study analyzed primary care records from over 2 million vaccinated individuals.

  • 2

    A modest increase in shingles risk was found after the mRNA COVID-19 booster.

  • 3

    No elevated risk was noted after the primary vaccination series.

  • 4

    The adjusted IRR for herpes zoster after the booster dose was

  • 5

    2

  • 6

    Findings help clarify previous conflicting evidence regarding shingles risk post-vaccination.

  • 7

    The study supports the benefits of COVID-19 vaccination amidst these small risks.

Original Source(s)

Small Shingles Risk Seen Post mRNA COVID-19 Booster

Researchers drew from more than 2 million Dutch primary care records.

  • by Doug Brunk

  • December 22, 2025

  • 4 min

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