How much is too much? The development and validation of the Exercise Dependence Scale. Psychol Health. (2002)

Hausenblas HA, Downs DS. (2002). How much is too much? The development and validation of the Exercise Dependence Scale. Psychol Health. 2002; 17(4): 387–404. https://doi.org/10.1080/0887044022000004894.