Please choose the correct ending to complete the given sentence: Health: [header] How to diagnose bulimia nervosa [title] Examine eating patterns for signs of bingeing. [step] Binge eating, or feeling compelled to overeat, is one of the main symptoms of bulimia. Common signs of bingeing include eating large quantities of food in a short time, even when not hungry; eating alone; hoarding food; or hiding empty food containers.

Ending1: [substeps] Don't confuse bingeing with regular overeating. Everyone overeats sometimes, and it's generally not considered a problem unless it is a common occurrence. Ending2: Think about how these behaviors affect your eating experience. [substeps] Make note of those who bring you down. Ending3: [substeps] Write down events that have occurred while or around you eating. Notice by looking for unusual changes in your eating patterns, such as changes that you haven't seen before. Ending4: [substeps] Eating can include all things from a continuous routine to a continuously-hungry or unattractive model. [title] Be aware of when and how your bingeing happens.

Answer format: ending1/ending2/ending3/ending4