Erik Dalton Blog
Pelvic floor muscles such as levator ani, coccygeus and obturator internus attach to the front, back and sides of the pelvis and sacrum and form the bottom of the core. These muscles must be able to contract to maintain continence, and to relax allowing for urination and bowel movements, and in women, sexual intercourse.
Everything designed to move has a built-in factor of “play” to promote efficient functional movement. For example, an automobile piston and cylinder, a wheel on an axle, and even a simple hinge all have calculated play between their moving parts to allow efficiency of movement. Why not in a human joint?…
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