you may warm up with some dynamic hamstring stretches and reward your glutes and quads with a little foam rolling action when you’re done. But how often are you stretching your hip flexors?

Kneel with the foam roller in front of you. Lay down with the foam roller directly under your hip flexors. Your legs should ...

Hip flexor stretches help improve your posture and fight off lower back, hip, and knee pain. Using a foam roller on your upper legs may help relax your hip flexors and increase flexibility.

If your hip flexors perpetually feel like two rubber ... Start with some soft tissue work to massage out any knots and tightness. Foam roll or use a lacrosse ball to work over your quads ...