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) ...

The psoas is an important ribbon-shaped muscle that runs from your lower lumbar spine (the lower back) to the top of the femur (thigh bone), explains Jim White, R.D.N., A.C.S.M. Ex-P, owner of Jim ...

your core also includes the diaphragm (which helps you breathe), back muscles called the erector spinae and lumbar multifidus, and even hip flexors called the quadratus lumborum and iliac psoas ...