Fitbit announced this morning the launch of a new atrial fibrillation research study aiming to enroll hundreds of thousands of fitness-tracker and smartwatch owners. Called the Fitbit Heart Study, it ...

Fitbit launched a large-scale study to test the efficacy of its technology in identifying irregular heart rhythms, which could indicate potential cases of atrial fibrillation. Fitbit said it plans to ...

AliveCor has received an additional FDA 510(k) clearance, this time for an algorithm that allows its smartphone ECG to detect atrial fibrillation -- an abnormal heart rhythm that isn't always ...

Patients with atrial fibrillation or AFib experience chaotic electrical signals in the upper chamber of their heart (atria), which cause an irregular or quivering heartbeat (arrhythmia) that can lead ...

The lead-I electrocardiogram (ECG) devices were assessed when they were used in addition to 12‑lead ECGs. Clinical experts advised that a 12‑lead ECG would still be used after lead-I ECGs to identify ...