Participants were entered into the assassment stage and after obtaining informed consent , they randomly assigned to one of the three expriment groups , namely mct , mac, and wl. The participant' psychophysiological signs included eeg , emg, hr , gsr, temperature and rr , which were recoverd using the ewave 8 channel neuro - biofeedback device . The data were analyzed using the eprobe 7.8.3 software of rubymind.us .the results demonstrated that mct and mac could make some changes in psychophysilogical signs of anxious soccer players .mct was shown to affect fz highbeta - gama and rr, which had a correlation with anxiety . In addition , mac was obsrved to affect the asymmetry of fz alpha and f4 alpha as a remarkable eeg pattern of aggression .however , mac and mct did not show any affect on hr , emg temperature and gsr . According to these findings it can be informed that those soccer players who are uncomfortable and suffer from anxiety and aggression related problems may benefit from such interventions.
