The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Your heart pumps blood from your head to your toes, provides cells with fresh oxygen, and removes waste products. Located in the middle of your chest and tilted slightly to the left, your heart pushes ...

More than any other organ in the body, the heart inspires the imagination. Throughout human history, people around the world have written, spoken and sung about the heart in thousands of languages, ...

You’ve probably heard that regular exercise—whether you’re walking, jogging, riding a bike, or hopping on an elliptical—can help protect your heart. But what about if you already have a cardiovascular ...

Forbes contributors publish independent expert analyses and insights. I cover global and domestic health care and conservation. A recent policy debate in Washington caught my attention. Earlier this ...