Binge eating disorder among men and women. The lifetime prevalence of binge eating disorder has been observed in studies to be 2.0 percent for men and 3.5 percent for women, higher than that of the commonly recognized eating disorders anorexia nervosa and bulimia nervosa. Rates of binge eating disorder have also been found to be similar among black women, white women, and white men, while some studies have shown that binge eating disorder is more common among black women than among white women. Though the research on binge eating disorders tends to be concentrated in North America, the disorder occurs across cultures, In
Hunger (motivational state) after eating. Hunger is also the most commonly used term to describe the condition of people who suffer from a chronic lack of sufficient food and constantly or frequently experience the sensation of hunger, and is discussed in malnutrition. When hunger contractions start to occur in the stomach, they are informally referred to as hunger pangs. Hunger pangs usually do not begin until 12 to 24 hours after the last ingestion of food. A single hunger contraction lasts about 30 seconds, and pangs continue for around 30 to 45 minutes, then hunger subsides for around 30 to 150 minutes. Individual