ANATOMY: Let’s consider the core as the lower torso from the lower ribs to the pelvis. This area includes many structures. . .
STABILITY: The strength and stability of the core must support us against a wide variety of mechanical forces. . .
FLEXIBILITY: Just as we need stability against forces from different directions, we need flexibility in those same directions. . .
AWARENESS: We need to physically know where our center is. . . 
AND MUCH MORE: in this classic series. Generous learning materials provided.