[See Images of Our Closest Human Ancestor] You ... spent reduced time in trees and learned to throw weapons. However, the human shoulder possesses a unique combination of features that makes ...

[Image Gallery: Our Closest Human Ancestor] "When humans throw ... that humans stretch the tendons and ligaments crossing their shoulder and store elastic energy. When this energy is released ...

The shoulder represents one of the most elaborate areas of the human body consisting of a ball ... are responsible for stabilizing the shoulder. Image Credit: solar22 / Shutterstock.com ...

Image via Flickr user ... While throwing a ball, a person’s shoulder can rotate extremely fast—at 9000 degrees per second, it’s the fastest movement found in the human body—and the ...

The shoulder muscles are responsible for maintaining the widest range of motion of any joint in your body. This flexibility is also what makes the shoulder prone to instability and injury.

“The best models we have are dissected human bodies,” she says. Anatomical studies of the shoulder. Image Credit: Wikimedia Commons, Leonardo da Vinci. The bodies are donated to the school ...

It appears, he said, that shoulder shape tracks changes in early human behavior such as reduced climbing and increased tool use. The paper, titled "Fossil Hominin Shoulders Support an African Ape ...

MRI of a human shoulder, with rotator cuff, highlighted. Image Credit: Peter Porrini / Shutterstock.com Rotator cuff tear represents one of the most common shoulder injuries in adult patients and ...

A new study led by researchers at UC San Francisco shows that important clues lie in the shoulder. Humans split from our closest African ape relatives in the genus Pan – including chimpanzees and ...