“…Indeed, evidence suggests that avoiding aversive outcomes altogether (i.e., not just escaping aversive stimuli) is itself reinforcing (Kim et al, 2006). Fat phobia is highly concentrated in gyms and fitness centers, where receiving appearance-related feedback/comments from fitness instructors, rather than statements about function of participants' bodies, is associated with lower body satisfaction (Engeln, Shavlik, & Daly, 2018) and where thin fitness instructors are overwhelmingly preferred by gym-goers (Evans, Cotter, & Roy, 2005). While AN is not caused by exercise engagement or fat phobia, of course, individuals with AN may experience abnormal responses to exercise, purging, and energy deficit (Giel et al, 2013;Kaye, Wierenga, Bailer, Simmons, & Bischoff-Grethe, 2013).…”