Massive study tracks COVID-19 aftereffects for 18 months
NCT ID NCT04610515
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This completed study followed 6,000 adults who had COVID-19 symptoms and were tested for the virus. Participants completed online surveys every 3 months for 18 months to track long-term health issues like fatigue, brain fog, and heart problems. The goal was to better understand the lasting effects of COVID-19, not to test a treatment.
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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.
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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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Rush University Medical Center
Chicago, Illinois, 60612, United States
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Thomas Jefferson University
Philadelphia, Pennsylvania, 19107, United States
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UCLA
Los Angeles, California, 90024, United States
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UCSF
San Francisco, California, 94110, United States
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University of Texas Health Science Center at Houston
Houston, Texas, 77030, United States
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University of Texas Southwestern
Dallas, Texas, 75390, United States
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University of Washington
Seattle, Washington, 98104, United States
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Yale
New Haven, Connecticut, 06510, United States