Tight hip flexors, especially a deep muscle called the psoas, can silently stress your spine. Here's why this muscle deserves ...

The iliopsoas comprises the joined iliacus and psoas muscles. These hip muscles are the main muscles that help the hip to flex. A person can stretch these muscles, which often become stiff with ...

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 ...

But when these muscles are tight, they can impact your performance and even increase risk of injury. ‘The iliopsoas is the strongest group of muscles in the hip flexors. It connects the spine to ...

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 subjects were examined twice by each examiner in random order. The examinations included evaluation of adductor muscle related pain and strength, iliopsoas muscle related pain, strength, and ...

The iliacus is a key part of the larger and better-known hip flexor (the other main muscle being the psoas). Together, the iliacus and the psoas make up the hip muscle group that connects the ...