There are many reasons for a long tummy. A long tummy may be caused by improper diet, such as the usual consumption of excessive high-calorie, high-sugar, and high-fat foods, such as fried foods, greasy meats, and high-sugar candies. These foods tend to lead to the accumulation of fat, sugar and calories in the body, causing the conversion process of excess fat, calories and sugar to fat in the body. Long tummy may also be due to inattention to exercise, such as sitting and lying down for a long time after meals, which can easily lead to the accumulation of calories in food in the abdomen, resulting in the appearance of a long small tummy. Long tummy may also be due to endocrine disorders, endocrine disorders easily lead to part of the body’s hormone secretion excess, hormone secretion excess easily lead to the human body appears tummy obesity phenomenon.