Regan Cameron for SELF
So you might be surprised to find out that she absolutely hates working out.
In the mag's August issue (out on newsstands July 29), the Sin City: A Dame to Kill For star gets refreshingly candid about her distaste for hitting the gym.
"I hate working out. It's boring! I really only did it when I had a job that was physically demanding," explained Jessica. "But from age 17 until I was 27, all I did were movies that were physically demanding—so all I did was work out all the time!"