Your heart pumps blood from your head to your toes, provides cells with fresh oxygen, and removes waste products. Located in ...

Accurately measuring electrical signals and calcium levels in the heart can lead to earlier treatment of potentially fatal conditions, such as heart attack or congestive heart failure. Calcium plays ...

Understanding your heart rate is crucial for more than just reaching optimal fitness–it can also help to reduce injury and ...

Heart disease is the No. 1 cause of death in the United States. These are the steps you need to take to reduce your risk.

Your heart might be functioning as if it’s decades older than your chronological age, particularly if you carry excess weight or live with chronic health conditions. The concept of “functional heart ...

Heart failure sounds alarming—and rightfully so. Yet approximately 6.5 million Americans currently live with this condition, many with the specific variant called systolic heart failure, and a ...

The heart and kidneys are deeply interconnected, with dysfunction in one silently affecting the other. High blood pressure ...

A global study found that nearly all heart attacks and strokes stem from just four risk factors, high blood pressure, ...

Beta-blockers after a heart attack are being re-evaluated by a major new study, which suggests they may not offer benefits ...

Two new studies point in opposite directions. A large new study conducted in Spain and Italy found that beta blockers, drugs often used to slow the heart rate and lower blood pressure, did not provide ...