Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

A rat study has found that aerobic exercise may reshape nerves that control the heart. However, the impact was not the same ...

A new study has found that during exercise, the vagus nerve, essential to the body’s ‘rest and digest’ response, has a more important role in heart function than we thought. The findings could be ...

A study involving 281 elite athletes from Australia and Belgium has found that one in six has cardiac measures that would normally suggest reduced heart function. Genetic analysis further revealed ...

The heart functions as a muscle which needs continuous movement for proper operation, according to Dr. London. The heart ...

A large new study found that beta blockers did not provide clear benefits for heart attack patients whose hearts were still ...

In TODAY.com's Expert Tip of the Day, a cardiologist explains how to slow down a racing heart in times of stress.

Heart disease is on the rise around the world, but the good news is that you can reduce your risk by more than half without ...

There is an unmet need for therapies targeting Duchenne muscular dystrophy (DMD)–related heart disease, and phase 2 results suggest ifetroban may improve left ventricular ejection fraction in patients ...

Heart disease is the leading cause of death in the United States. One person dies every 34 seconds from cardiovascular ...