Piriformis syndrome is literally a pain in the butt. The sciatic nerve runs underneath the piriformis muscle. When it gets tight and irritated, it often presses on the sciatic nerve causing symptoms of sciatica. See Doctor Jo’s blog post about this at: www.askdoctorjo.c...

Piriformis syndrome is literally a pain in the butt. The sciatic nerve runs underneath the piriformis muscle. When it gets tight and irritated, it often presses on the sciatic nerve causing symptoms of sciatica. See Doctor Jo’s blog post about this at: www.askdoctorjo.c...

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