Feasting and fasting.
D005247:Feeding Behavior; D006801:Humans; D044342:Malnutrition / Q000209:etiology / Q000503:physiopathology / Q000517:prevention & control; D009748:Nutrition Disorders / Q000209:etiology / Q000503:physiopathology / Q000517:prevention & control; D052756:Nutritional Sciences; D009765:Obesity / Q000209:etiology / Q000503:physiopathology / Q000517:prevention & control; D014944:World Health Organization