Table 1.

Summary of alterations in energy balance caused by wheel running in rodents.

Species	Sex	Compartment of energy balance altered	Effect	Reference
Rat	Female	Amount of activity; food intake	Increased amount of activity; on a restricted diet, induced activity-based anorexia	Dixon et al. (2003)
OLETF rat	Male	Activity; food intake	Increased amount of activity; decreased food intake	Bi et al. (2005)
Mouse	Female and male	Food intake	Increased food intake, specific to mice bred for low body fat	Simoncic et al. (2008), Swallow et al. (2001)
Syrian hamster	Female and male	Amount of activity	Increased amount of activity; increased food intake; weight loss; loss of body fat	Coutinho et al. (2006a,b)
A. nitloticus	Female and male	Activity pattern, amount	Increased amount of activity; altered diurnal pattern of activity in subset of animals due to masking	Blanchong et al. (1999), Katona and Smale (1997), Redlin and Mrosovsky (2004)
Octodon degus	Female and male	Activity pattern, amount	Increased amount of activity; altered diurnal pattern of activity in subset of animals	Kas and Edgar (1999)