Exercise has long been recognized by clinicians, scientists and public health officials as an important way to maintain health throughout a person’s lifespan. It improves overall fitness, helps build ...

Atrial fibrillation, or A-fib, is an irregular heart rhythm that increases a person’s risk of stroke, heart failure and even ...

An abnormal heart rhythm, or arrhythmia (also referred to as an irregular heartbeat), is a condition in which your heart beats too fast (at more than 100 beats per minute, or BPM), too slowly (at less ...

Failing a stress test occurs when you can’t complete it due to exhaustion or other factors. Abnormal results may indicate an underlying condition, such as coronary artery disease or a blockage. A ...