Systems and methods are disclosed that facilitate providing guidance to a user during performance of a program or routine using a personalized avatar. In an aspect, a system includes a reception component configured to receive physiological and movement information about a user during performance of a routine or program, and an analysis component configured to analyze the physiological and movement information based on reference physiological and movement metrics for the routine or the program to determine whether, how and to what degree the user deviates from requirements of the routine or the program. The system further includes a reaction component configured to determine a response for an avatar displayed to the user based on a determination regarding whether, how and to what degree the user deviates from the requirements of the routine or the program, and an avatar control component configured to initiate manifestation of the response by the avatar as displayed to the user.