Circular announced the Ring 2 wearable at CES 2025. The new smart ring supports ECG readings and AFib detection.

In fact, up to 60% of athletes demonstrate ECG changes (in isolation or in combination) such as sinus bradycardia, sinus arrhythmia, first-degree atrioventricular (AV) block, early repolarisation, ...

High vagal tone in athletes results in bradycardia and repolarization anomalies on the resting ECG. Bradycardia permits enhanced diastolic filling, which in turn results in highly effective ...

Bradycardia is an especially slow heartbeat and a risk factor for fainting and other health problems. Atropine, an anticholinergic medication (a drug that blocks the neurotransmitter acetylcholine ...

Results 94% of rowers had one or more training-related ECG patterns including sinus bradycardia (51%), sinus arrhythmia (55%), and incomplete right bundle branch block (42%). Males were more likely ...