Andie MacDowell recently went public with her piriformis syndrome diagnosis, but what does the condition entail? According to the Cleveland Clinic, piriformis syndrome causes pain or numbness in a person’s butt,

Andie MacDowell revealed she was diagnosed with piriformis syndrome and suffered with shooting pain until discovering a "miracle" physical therapy treatment. Andie MacDowell Reveals Piriformis Syndrome Diagnosis The Four Weddings and a Funeral actress made the confession during a January 23,

Piriformis syndrome is a rare neuromuscular condition that happens when the piriformis muscle in the butt presses on the sciatic nerve, according to the Genetic and Rare Diseases Information Center (GARD).