University of Michigan
The researchers created a statistical method that extracts a person's circadian rhythm based on heart rate data provided by their smartwatch.
One in four participants has a noise exposure over WHO's daily limit and many have undiagnosed hearing loss.
Amidst the unveiling of its newest consumer smartphones, tablets and smartwatches, the tech company said it will begin enrolling consumers into its hearing, cardiovascular and women's health studies later this year through an upcoming app.
The project will combine participants' Apple Watch data with genetic tests, survey responses, EHR data and other health information.