Apple and Stanford created the study to evaluate Apple Watch's irregular heart rhythm function, which occasionally controls the wearer's heart rhythm in the background and sends a report of an irregular heart rhythm seems to be an indication of atrial fibrillation.
Over 400,000 people throughout the United States participated in the study. As part of the study, if an irregular heartbeat was identified, participants received a notification on their Apple Watch and iPhone, a consultation with a physician and an ECG patch for further monitoring.
The results of the study showed that 0.5 percent of the participants ̵
Apple COO Jeff Williams:
We are proud to work with Stanford Medicine when conducting this important research and look forward to learning more about the effects of Apple Watch along with the medical society. We hope that consumers will continue to receive useful and useful information on their heart health through Apple Watch .
Apple announced the Heart Study in collaboration with Stanford back in November 2017 and stopped accepting new entrants in August 2018.