Scientists investigate why COVID-19 hits older adults harder

NCT ID NCT04565067

First seen Nov 01, 2025 · Last updated May 10, 2026 · Updated 25 times

Summary

This study aims to understand how the immune system fights COVID-19, especially in older adults. Researchers will analyze blood, urine, and saliva samples from 83 adults aged 18 and older who have recovered from COVID-19. The goal is to identify specific immune cells that target the virus and see how they change with age, which could help develop better vaccines for the elderly.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • National Institute of Aging, Clinical Research Unit

    Baltimore, Maryland, 21224, United States

Conditions

Explore the condition pages connected to this study.