Ready to learn about those small (but mighty) muscles we often forget? Yes, we're talking about the hip flexors! If you spend ...

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 ...

Because there are five muscles in the hip flexor group—the psoas major, iliacus, rectus femoris, sartorius, and pectineus—the results of the Thomas Test can help determine which specific ...