With aerobic gymnastics as the intervention means, conducts experimental research on 50 internet addiction students and compares pre- with post-study symptom checklist 90’(SCL-90) measurements of the experimental group and control group. The results indicate that after aerobic gymnastics of ten weeks, declining of Symptom Checklist 90’(SCL-90) marks and improving mental health to the experimental group is significant, however, intervention is not the same to different genders and levels of addiction college students: the girls’ intervention effect is better than boys’ and mild IAD intervention effect is better than those with severe addiction.