For many runners, tight or achy hip flexors pop up at some point during training. But you shouldn’t just ignore them, as it’s often a sign your muscles need some TLC. Your iliopsoas is one of ...

The iliopsoas (pronounced ILL-ee-o-so-AS) is the combination of the psoas and iliacus muscles (the hip flexors). They are seriously underrated muscles. They don’t get nearly the press that ...

The hip flexors are often neglected but vital for athletic performance. Discover the top five strengthening exercises to add ...

If you've got low back pain or tightness or pain in the front of the hip, it might be a from a tight psoas. Here's how to release your psoas.

Tight hip flexors, especially a deep muscle called the psoas, can silently stress your spine. Here's why this muscle deserves more attention—and how to strengthen it.

These four overlooked muscle groups are key to building strength, boosting mobility and unlocking true athletic performance – here’s how to train them right ...

Are your hip flexors achier than usual? It may be a sign that they need to be strengthened, according to experts.

Mind-body coach Dana Santas shows how you can lengthen and relieve tight hip flexors in minutes with a simple stretch that targets tension from all angles.

Hip flexor strain can occur when the hip flexor muscles are overstretched or injured. Learn more about surgery and prevention.

“It’s an active hip flexor stretch because the hip is stabilizing as you chop across the body, lengthening the psoas fibers,” he says. You need a medicine ball for this one.