Apple's study with J&J aims to show if early detection leads to better health outcomes.
Atrial fibrillation method is used in the Apple Watch to detect irregular heartbeat.
A selling point of the Watch is a sensor that can monitor a wearer’s pulse and potentially detect atrial fibrillation.
The aim of this Apple study was to evaluate how good the algorithm was and whether it was safe.
Researchers presented findings from the Apple-funded study that enrolled more than 4,00,000 participants.
Juventus midfielder Sami Khedira did not travel with his side to their Champions League last-16 first leg at Atletico Madrid because medical tests revealed he had an irregular heartbeat, the Serie A leaders said on Tuesday.
watchOS 5.1.2 will add an Apple-designed ECG app which is capable of indicating heart rhythm anomalies.
These heart muscle strips can help model irregularities in a lab dish & test drugs: Researcher.