The Miracle of Muscles
Our muscles are capable of amazing, precise and coordinated force; from lifting a teacup to explosive movements such as sprinting and power lifting. Muscles allow for tremendous function so that we can explore our full physical potential. Approximately 40% of our body is composed of skeletal muscle but there are several other types of muscles including smooth and cardiac muscle (Guyton and Hall 2006). There are almost 700 individual muscles in your body and they come in all shapes and sizes (Tortora and Grabowski 2003). The smallest skeletal muscle in your body is located in your middle ear and is