Illustration of the manikin task.

A. represents a trial in which participants were instructed to approach physical activity (PA) images (32 trials). B. represents a trial in which participants were instructed to avoid sedentary behavior (SB) images (32 trials). C. represents a trial in which participants were instructed to avoid PA images (32 trials). D. represents a trial in which participants were instructed to approach SB images (32 trials). The arrows down and up indicate the keyboard key on which the participant had to press for the right answer.