Runners Illustrated by Alix Shutello
The Official Blog of Runners Illustrated and Endurance Racing Magazine
piriformis
Piriformis Performance
Piriformis Performance How to Beat This Pain in the Butt Your piriformis is a narrow muscle is a big one lodged deep in your rear end. This muscle helps you run and rotate your hip. When the piriformis tightens up, runners and others will experience a deep, aching pain in the buttocks sometimes radiating into the thigh, leg … Continue reading
