Home air filters slash COVID spread in families, study finds
NCT ID NCT05777720
First seen Feb 20, 2026 · Last updated May 15, 2026 · Updated 10 times
Summary
This study tested whether using box fans with special filters and improving home ventilation could stop COVID-19 from spreading to other family members. Researchers followed 214 people living in shared homes. They measured who got sick and checked air quality to see if the changes helped reduce the virus's spread.
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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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Contacts and locations
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Locations
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San Mateo Medical Center
San Mateo, California, 94403, United States
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Stanford University Medical Center
Stanford, California, 94305, United States
Conditions
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