Piriformis & Gluteal Muscle Stretch; Lying Piriformis & Gluteal Muscle Stretch; Lying Common Stretches & Advice, Gluteal Muscle Stretches, Hip Joint Stretches, Piriformis Muscle Stretches Piriformis & Gluteal Muscle Stretch; Lying Piriformis & Gluteal Muscle Stretch; Lyingconnor2014-08-24T16:54:17+01:00