Figure 2: Changes of SOD and catalase activities in the serum levels. Participants were taken control treatment or yoga training class for 12 weeks. Serum levels of SOD activities (A) and catalase activities (B) were measured from serum samples after 12 weeks each class. Data were expressed as means ± SD (n=12 control group, n=13 yoga group, respectively). The p-value was compared with the change values of control group.