Johnson & Johnson is relaunching sales of a promising heart-rhythm device after a safety scare, but with a new warning for doctors that analysts say could hamper its market potential ...

Best heart rate monitor watches to keep an eye on your ticker - Smartwatches that monitor your heart rate can be essential ...

With features that are beneficial for everyday life, wearable technology is changing heart care for the better.

In patients with symptoms such as irregular heartbeats, dizziness, or fainting, or in individuals that physicians suspect may have atrial fibrillation, many days of ECGs may be required for diagnosis ...