Apple launches massive 300,000-Person study to uncover hidden dangers of headphone use
Knowledge-focused
Ongoing
This large study, run by Apple and the University of Michigan, aims to understand how the sounds we hear every day—from headphones and our environment—affect our hearing over time. It will enroll 300,000 US adults who own an iPhone, tracking their sound exposure and checking thei…
Sponsor: Apple Inc. • Aim: Knowledge-focused
Last updated Mar 30, 2026 14:28 UTC