It is commonly held, and research has confirmed, that sports performance can be improved with visualization, or imagery. We practice this often with students here in order to improve technique, execution, or mastery of a complex move.
Recent research has concluded that the same types of imagery can enhance "exercise self-efficacy", or in other words, help get a person off the couch, and in the dojang kicking, or out jogging, swimming, or playing tennis.
I thought this was pretty exciting info