Wearable health devices such as smartwatches and bands are more than fitness trackers. Many also can monitor your cardiovascular health. Some wearables can highlight problems such as irregular heart ...

A new study from Mass General Brigham researchers reveals that heart rate complexity could serve as an early indicator of cognitive decline in older adults. The research, published in the Journal of ...

When you stop exercising, your heart does not immediately come back to its normal resting rate. The heart returns to its normal rhythm at a gradual pace, during a process called heart rate recovery ...

We wanted to analyze and measure features of the T wave on a more intricate level that's not been done before to determine who is at risk of hidden heart diseases because of abnormal changes in the ...

Electrocardiograms (EKGs) can help diagnose heart failure by measuring the electrical activity of the heartbeat. Doctors use EKGs alongside other tests to help assess heart failure. Heart failure ...

Your heart’s rhythm is more than just a beat—it’s a signal of your overall health. Understanding how it works, spotting irregularities, and making simple lifestyle changes can protect your heart for ...

Unlike chronotype, circadian rhythm—the daily oscillation pattern of a person's 24-hour day—is changeable. However, tracking an individual's circadian rhythm, Kelly notes, has been a notoriously ...