Apple and michigan team up in massive 300,000-person hearing study
NCT ID NCT04172766
First seen Mar 22, 2026 · Last updated May 23, 2026 · Updated 8 times
Summary
This study, run by Apple and the University of Michigan, tracks headphone and environmental sound levels in 300,000 US adults to see how they affect hearing over time. Participants use an iPhone app and some also wear an Apple Watch. The goal is to learn about listening habits and guide public health policies to protect hearing.
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the original study
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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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University of Michigan School of Public Health
Ann Arbor, Michigan, 48109, United States
Conditions
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