The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is ...

Researchers grew a piece of a human heart in a lab. The new model isn’t an entire heart. Instead, it’s a model of the ventricle, one of the heart’s major parts.

It is the human heart’s fault — not strong enough. Sometimes the human heart just stops. (Only in America, like this.) You never see a gun get stopped by something as routine as despair.

Dec. 2, 2021 — Human heart muscle cells cease to multiply after birth, making any heart injury later in life a permanent one, reducing function and leading to heart failure.

So, let’s talk about the condition of the human heart these days in which we live. Just as in Jesus’ time, the human heart can easily be corrupted by what it experiences.

The Human Heart: A Perfect Spiral Mystery. At the center of this dizzying array lay the sacred secret that had so profoundly occupied Aristotle and Aquinas, Leonardo and Vesalius—the human heart.

Suffice it to say, the human heart is a precious but ever so fragile part of our being, one that can engender feelings good and bad. When these bad feelings (or, worse yet, ...

The ability of the human heart to renew itself by regenerating its muscle cells, myocytes, is very limited. But what happens to this capability when the heart is damaged by severe heart failure ...