Resistance Training Instruction: Trunk focuses on strengthening and developing the trunk and core muscles. The core muscles, or Òinner unit,Ó work interdependently with the outer abdominal and oblique musculature to stabilize the spine and produce a variety of movements. The DVD demonstrates how to correctly perform and instruct numerous resistance and Swiss ball exercises to strengthen the core muscles and trunk region.
Author: Aaberg, Everett
Publish Date: 27 February 2007