muscle fibers

Dissection - 02- intrinsic muscles of the back

submitted by: scivee-team
Dissection of a human body 02: the intrinsic muscles of the back (vertebral column, spinal meninges, spinal cord). Warning: content may be unsuitable for the faint hearted.

Strange Science: Superhuman Strength

submitted by: scivee-team
A Discovery Channel series segment of the science behind the superhuman strength displayed by body-builders and weight-lifters.

How do some humans achieve superhuman strength? From a series by the Discovery Channel.