- Eating disorders like anorexia nervosa and bulimia nervosa are multifactorial conditions influenced by genetic, environmental, and sociocultural factors. They are characterized by distorted body image and unhealthy behaviors around food and weight loss. - Anorexia nervosa involves severe calorie restriction and weight loss, while bulimia nervosa involves binge eating followed by purging. Both can have serious physical and psychological complications if left untreated. - Obesity is influenced by genetic and environmental factors like diet and exercise habits. It is an epidemic condition associated with health issues like cardiovascular disease and diabetes. Treatment involves lifestyle changes as well as potential medication or surgery for severe cases.

1. Eating disorders