Grey’s Anatomy: Why Katherine Heigl’s Izzie Left In Season 6

Grey’s Anatomy has seen many characters leave over the seasons and among those is Katherine Heigl’s Izzie Stevens, who left the show in season 6. Created by Shonda Rhimes, Grey’s Anatomy is a medical procedural centering on the lives of the surgical interns, residents, and attendings of Grey Sloan Memorial Hospital as they juggle their personal and professional lives. The series is led by Meredith Grey (Ellen Pompeo), who rises from intern to the head of general surgery. Beyond Meredith, the hospital is filled with a revolving cast of characters including Cristina Yang (Sandra Oh), George O’Malley (T.R. Knight), and Izzie Stevens.