Apple has launched a wide-range health study, and those in the U.S. can use their iPhone, Apple Watch and even AirPods to get involved. The study is available for sign-ups in Apple’s Research app.

Apple’s comprehensive new health study, its largest yet, investigates how its mobile devices and other technology can improve users’ physical and mental well-being, the iPhone giant said Wednesday.

Apple is launching a holistic health study that aims to determine how Apple products “play a role in advancing and improving physical health, mental health, and overall wellbeing.” Enrollment for the ...