A report my Eyal Lederman CPDO Online Journal (2010), March, p1-14. found that there was: • No proven link between posture and pain. • No proven link for lower back pain and: core strength, disc degeneration, hamstring or psoas tightness, SI joint, pelvic asymmetry, lordosis and kyphosis, muscle strength, trunk asymmetry. In fact Lower back pain can be better predicted by biological, psychological and social factors! Structure and pain is a common association to make. However, research into the subject shows…