This muscle is typically tested in the standing position wit…

This muscle is typically tested in the standing position with heel raises, originating above the knee and posterior knee capsule, then inserting into the calcaneus bone; it also assists in knee flexion, being innervated by a branch of the sciatic nerve at the S1-2 level (Tibial).

The “SAID” principle means that the body responds by Specifi…

The “SAID” principle means that the body responds by Specific Adaptations to Imposed Demands; so if we desire hypertrophy vs. m. endurance we have to challenge the body’s systems in differing ways and will develop certain muscle fiber types, and by adjusting the exercise volume accordingly.