Meanwhile, inactive muscle and brown fat use little energy: One pound (0.45 kilogram) of relaxed muscle burns 6 calories and ...

Learn how to draw muscles for superheros. I take you through my process of drawing muscles for superheros. This narrated ...

Muscles are attached to bones by tendons. Muscles contract to move our bones by pulling on them. However, muscles can only pull; they cannot push. This is why they usually work a joint in pairs ...

The University of Liverpool has led an international team of scientists to take a fresh look at the running capabilities of Australopithecus afarensis, the early human ancestor famously represented by ...

This system is mainly concerned with producing movement through muscle contraction. This section explores the different types of muscles in our body and their involvement in sporting activities.