Final answer:
Bulimia nervosa is an eating disorder characterized by episodes of binge eating followed by compensatory behaviors. These behaviors can include purging through vomiting or using laxatives, as well as excessive exercise. People with bulimia nervosa may have normal weight but often suffer from serious health problems.
Step-by-step explanation:
Bulimia nervosa is an eating disorder characterized by episodes of binge eating followed by attempts to compensate for the excessive amount of food that was consumed. The compensatory behaviors can include purging through vomiting or using laxatives, as well as excessive exercise. People with bulimia nervosa may have normal weight but often experience serious health problems such as electrolyte imbalances and irregular heartbeat.