Obesity

Etiologic classification of obesity

Iatrogenic causes

Drugs that cause weight gain

Hypothalamic surgery

Dietary obesity

Infant feeding practices

Progressive hyperplastic obesity

Frequency of eating

High-fat diets

Overeating

Neuroendocrine obesities

Hypothalamic obesity

Hypothyroidism

Seasonal affective disorder

Cushing's syndrome

Polycystic ovary syndrome

Hypogonadism

Growth hormone deficiency

Pseudohypoparathyroidism

Social and behavioral factors

Socioeconomic status

Ethnicity

Psychological factors

Restrained eaters

Night eating syndrome

Binge eating

Sedentary lifestyle

Enforced inactivity (postoperative)

Aging

Genetic (dysmorphic) obesities

Autosomal recessive traits

Autosomal dominant traits

X-linked traits

Chromosomal abnormalities

Other

Low birth weight