The purpose of the current study was to Comparison between yoga practices and circuit training on peak flow rate on hostel students, 90 male students age group 15-17, from “greater valley school hostel” were randomly selected and divide them in three groups for a 12 week circuit training programme and yoga asana program, and one in control group which was 5 days a week, The selected dependent variable was the performance of participants in Peak Flow Meter. Pre- and post-test data was collected, on basis which “ANCOVA” was applied to identify difference between the groups. The level of significance was set at 0.05. A Significant differences was seen in the pre-post data as the p value obtained (0.011) was less than p<0.05.