You’ve likely felt your heart beating in your chest after strenuous activity — or have taken your pulse by placing your fingers on your wrist or neck. A less common — and sometimes startling — ...

People love going to horror movies and scary rides, they love the sensation of high adrenaline and anticipation. And for ...

Pain or tightness in your chest can be not only uncomfortable, but also unsettling. Especially when it comes seemingly out of nowhere and you're not sure of the cause. Many of us immediately begin to ...

When you have atrial fibrillation, the two upper chambers of your heart (atria) don't beat in sync with the two lower chambers (ventricles). This makes your heart beat out of rhythm and sometimes very ...

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 ...