The Truth About Chris's Wife on 1000 Lb Sisters

Chris has almost become one of the main characters on 1000 LB Sisters. Love him or hate him he's really taken control of his weight issues and has always been there for Tammy and Amy. One thing about Chris that's kind of been a mystery is his wife...she never seems to say much at all! What do you guys think about Chris and his wife? Why do you think she doesn't say anything?