The history of anorexia nervosa begins with descriptions of religious dating from Hellenistic era. The prevalence of eating disorder is highly rising in high-income countries. It is abnormal eating habits which are manifested by or excessive food intakes. In anorexia nervosa, there are signs like eating little, refusal to eat when hungry, ignoring feelings of hunger, obsessive fear of gaining weight and unrealistic perception of the current weight of the body. Even though during puberty period it is expected for a young teenage girl to gain additional body fat, most times these teenage girls could compel themselves to surmount the condition by every means possible – this can result to malnutrition problems and mortality.
Anorexia nervosa can be self-diagnosable. Other test includes physical exam using anthropometric measurement to check BMI, checking vital signs such as heart rate, blood pressure and temperature, lab test to check Complete Blood Count (CBC), psychological evaluation to know patient thoughts, feelings and eating habits.
Anorexic patient may experience dehydration, fainting, blood pressure and temperature which are low, body electrolyte imbalance of feeling of cold. Others include irregular menstruation or absence of menstruation, underweight, weight loss or extreme weight and thinness.
Dietary treatment which requires adequate feeding to restore normal weight - counseling which aids self-esteem and patient behavioural changes improvement. More so, for professional management of anorexia nervosa, meet a dietitian.