Answer
An athlete can develop an eating disorder if there is pressure to make weight for the wrestling team.
Step-by-step explanation
An eating disorder is an illness that results from irregular eating habits and stress concerning body weight or shape. Common disorders are Binge Eating disorder, Bulimia Nervosa and Anorexia Nervosa. Athletes maintain slim bodies to facilitate fast running, thus in this case he or she will develop the fear of gaining excess weight (Anorexia Nervosa) which can slow down the running pace.