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

In a scientific “first,” a tiny heart structure composed of human cells has been successfully grown within a pig embryo.

Other strong muscles include the tongue, heart, uterine muscles, external eye muscles, and Soleus (a muscle found just below the calf). What is the largest bone in the human body?

Find out how your heart pumps oxygen-rich blood throughout your body and oxygen-poor blood to your lungs, without ever stopping to rest.

A man in Australia has become one of the first humans to survive without a biological heart—thanks to a revolutionary artificial device. In 1982, Barney Clark needed a fridge-sized machine to stay ...

Lungs are among the heaviest organs in the human body. The right lung typically weighs about 1.4 pounds (0.6 kg), while the left lung is slightly smaller and weighs approximately 1.25 pounds (0.56 ...

Microplastics, which are less than 5 millimeters wide — or about the size of a pencil eraser —can enter the human body through the mouth, nose and other body cavities.

It turned out to be an adult human heart. The Humphreys County Sheriff's Office is treating the area like a crime scene, WTVF reported. Both the sheriff's office and the Tennessee Bureau of ...

The perfect human body has the legs of an ostrich, the heart of a dog, and the eyes of an octopus, according to anatomist Alice Roberts. And it’s utterly terrifying.

Once they did receive his body on Nov. 21., the family “suspected foul play, in part because of the Alabama Department of Corrections’ extensive and ongoing violations of basic human and ...

“Take, eat. This is my body, given up for you. Take, drink. This is my blood, poured out for you.” Jesus’ words at the Last Supper ought to shake us. His body is beaten down and broken, for ...

Doctors can now detect heart failure by scanning this other body part The scanner uses technology similar to facial recognition on a patient’s foot Storm Newton ...