This research deals with Design of a Movement Therapy in the form of Taekwondo and its Effectiveness on Easement of Clinical Symptoms in boys suffering from Deficit Attention and Hyper Activity Disorder [ADHD]. In terms of objective, it is a practical research and in terms of how it gathered data it is a half-pilot research of pre & post-test encompassing test and control groups. Samples were 32 children of 6-12 years of age who were ensured to have been suffering from ADHD as diagnosed by psychiatric clinics in Tehran. Sampling was made through easy method and test/control groups were formed randomly from among samples (each group containing16 members). ADHD was evaluated in samples using Conner’s teaching questionnaire pre & post-test questionnaire. To test group a 12-session long practice of movement therapy was prescribed in the form of Taekwondo. Findings were then analyzed using covariance analysis system. Results revealed that there is a meaningful relationship between movement therapy in the form of Taekwondo and easement of ADHD clinical symptoms in reliability of P<0.01). Therefore, difference of averages can persuade us that movement therapy in the form of Taekwondo is effective on easement of clinical symptoms of ADHD.