Those changes are often easy to dismiss, such as chest tightness, palpitations, or dizziness. You may also feel a heartbeat ...

Apple's new Watch 4 includes ECG and AFib monitoring capabilities, but their accuracy hasn't been proven as comprehensively as one might like. Share on Facebook (opens in a new window) Share on X ...

The Apple Watch introduced electrocardiogram (ECG) heart measurements in 2018, and the feature has been saving lives ever since. Available on the Apple Watch Series 4-11 and Ultra 1-3, ECG readings ...

Doctors use heart tests to diagnose or monitor different heart conditions. They include blood tests, electrocardiograms, echocardiograms, and coronary angiograms. Doctors use these tests to diagnose ...