What does anorexia cause?

* Low body weight. Anorexia nervosa is characterized by severe weight loss, often to the point of emaciation.

* Malnutrition. Anorexia nervosa can lead to malnutrition, which can cause a variety of health problems, including fatigue, weakness, hair loss, brittle nails, and skin problems.

* Bone loss. Anorexia nervosa can cause bone loss, which can increase the risk of fractures.

* Heart problems. Anorexia nervosa can lead to heart problems, such as arrhythmias and heart failure.

* Gastrointestinal problems. Anorexia nervosa can cause gastrointestinal problems, such as constipation, diarrhea, and nausea.

* Kidney problems. Anorexia nervosa can lead to kidney problems, such as kidney stones and kidney failure.

* Reproductive problems. Anorexia nervosa can lead to reproductive problems, such as amenorrhea (absence of menstrual periods) and infertility.

* Psychiatric problems. Anorexia nervosa can lead to psychiatric problems, such as depression, anxiety, and obsessive-compulsive disorder (OCD).