When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The circulatory system consists of three independent systems that work together: the heart ...

A student's unconventional anatomy diagram of a heart has gone viral on social media, garnering attention for its humorous and personal twist. Instead of labelling traditional heart chambers ...

In a new study, published today (12 July) in Nature, researchers have produced the most detailed and comprehensive human Heart Cell Atlas to date, including the specialized tissue of the cardiac ...

Replacement heart valves currently available are either mechanical or made from animal or human tissue. During heart valve replacement surgery, a surgeon cuts through a person’s sternum to gain ...

The heart is the hardest-working muscle. It pumps out 2 ounces (57 grams) of blood with every heartbeat. Daily, the heart pumps at least 2,500 gallons (9,464 liters) of blood. The heart has the ...