"Grey’s Anatomy" actor Steven W. Bailey spoke with "Good Morning America" about a rare genetic condition he is battling.

The way Sahelanthropus tchadensis moved has long been debated. The discovery of a small bump on the front of the thigh bone ...

Anatomy is the field of biology that studies the structure of living things. Anatomy focuses on the composition, structure and location of the parts of organisms tissues, organs and systems as well as ...

Muscle fatigue is a decreased ability to create force with your muscles. Electrolyte imbalance and overuse are some of the most common causes of muscle fatigue. Rest and massage are the best ways to ...

Muscle is a soft tissue composed of elongated cells (muscle fibres) that produce force and motion through contraction. Involuntary cardiac and smooth muscles are responsible for contraction of the ...