The Best Define Eating Disorder References. Web eating disorders are characterized by a persistent disturbance of eating patterns that leads to poor physical and/or psychological health. The symptoms or behaviours result in significant risk or damage to health, significant distress, or significant impairment of functioning.

Anyone can get an eating disorder, but teenagers between 13 and 17 are mostly affected. This may be eating too much or too little. The main types of eating disorder are: