Muscle Insertion. The insertion of the muscle is the end of the muscle attaching to the freely moving bone of its joint. Movement happens at joints, with one bone of the joint moving freely while the other remains relatively stationary.
The goal of the Alexander Technique is to teach people to restore an optimal relationship between head and spine, and, when necessary, replace faulty concepts that cause the mis-coordination, what Alexander called âmistaken beliefsâ, with more accurate, constructive concepts.
There are two types of resistance training: 1  Isometric resistance involves contracting your muscles against a non-moving object, such as against the floor in a push-up. 2  Isotonic strength training involves contracting your muscles through a range of motion as in weight lifting. 2. Strength training protects bone health and muscle mass. At around age 30 we start losing as much as 3 to 5 percent of lean muscle mass per year thanks to aging.