They focus on strengthening your hip flexors, the quadratus lumborum (a deep core muscle in the lower back) and spinae erectors, all of which aid spinal stability. “Start with a light weight ...

uq.edu.au Objective In this study, asymmetry relative to the preferred kicking leg was determined if it exists for the psoas and quadratus lumborum muscles among elite Australian Football League (AFL) ...

Forty-seven children (32 girls and 15 boys), aged 10–16 years, were examined. Muscle strength tests showed that m. quadratus lumborum and m. gluteus medius on the convex side of the spinal curvature ...