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 is a muscular organ that helps circulate your blood, which delivers oxygen and nutrients to your tissues. There are four chambers and four valves in your heart, and each ensures proper ...

Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...

Expertise from Forbes Councils members, operated under license. Opinions expressed are those of the author. We have three "brains." They are located in the head, the heart and the gut. These three ...

Everywhere scientists look for microplastics, they've found them -- food, water, air and some parts of the human body. But examinations of our innermost organs that aren't directly exposed to the ...