Refusal to maintain even a minimal normal weight consistent with athlete's sport, age, and height.

Intense fear of becoming fat accompanied by repeated concerns by an athlete about being or feeling fat even when weight is below average.

Periods of severe calorie restriction or repeated days of fasting.  The athlete may continue to eat, but eliminate entire groups of food from his/her diet.

Evidence of purposeless, excessive physical activity that is not part of the training program.

Slowed heart rate and low blood pressure

Reduced body temperature and super-sensitivity to cold.

Complaints of light-headedness and dizziness

Amenorrhea

Muscular weakness

Depression, irritability

Anti-social, isolative behavior

Perfectionist tendencies

A pattern of eating substantial amount of food followed promptly by trips to the bathroom or bouts of excessive physical activity.

Consumption of a large amount of food not consistent with the athlete's weight

Bloodshot eyes

Vomit or odor of vomit in the toilet, sink, shower, or wastebasket

Wide fluctuations in weight over short periods of time

Excessive laxative use or evidence of use of diet pills or diuretics

Edema (feet, ankles, hands)

Tooth decay and gum disease

Headaches and fatigue

Perfectionist tendencies

Poor self-esteem coupled with shame and/or guilt

Depression