Figure 1: 1% sucrose solution preference in CMS and control groups ( per group) following different weeks of CMS. Sucrose intake was significantly reduced in the CMS group compared with the corresponding control group. There was a significant stress week interaction on sucrose intake (, by ANOVA). An ANOVA performed on sucrose intake yielded a main effect of group (). Values are means ± SEM. *P , **P , ***P versus respective CMS value.