Piriformis syndrome is a condition characterized by an overly tight piriformis muscle in the back of the hip. Because the piriformis muscle most commonly overlays the sciatic nerve, tightness of the ...
What is Guillain-Barré syndrome? Guillain-Barré syndrome (GBS) is also called acute inflammatory demyelinating polyradiculoneuropathy (AIDP). It's a neurological disorder in which the body's immune ...