Vaccine-Brain link under the scanner: hong kong study seeks answers

NCT ID NCT04992195

First seen Feb 25, 2026 · Last updated May 14, 2026 · Updated 11 times

Summary

This study aims to understand if COVID-19 vaccines have any impact on brain health. Researchers will use MRI scans to look at the brains of 500 healthy adults in Hong Kong, comparing scans taken before and after vaccination. The goal is to provide clear, evidence-based information to address safety concerns and help people make informed decisions about vaccination.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Chinese University of Hong Kong

    RECRUITING

    Hong Kong, Hong Kong

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

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