Abstract
The present research tries to consider the mental imagery effect upon
the reduction of athletes` anxiety during sport performance using documentary analysis
method. We applied experimental method with pre-post tests and control group. The
measuring tool was Ketle anxiety questionnaire (2009). Our statistical population was all tennis
players in Zanjan (2010) of whom 25 were chosen as control and 25 as experimental group
through Cohen sampling table We applied descriptive and independent t-student, here. Finally,
having considered the background and findings related to our topic, our results showed that
the mental imagery shall considerably reduce the athletes `anxiety and improve their
performance, specifically, if other psychological strategies like self-talk, relaxation and goalsetting are included and the related task is highly familiar to the individuals.