We have not seen their own childhood photos, that is called an innocent and lively, playful and lovely. But I don’t know why, grow and grow, on the “disabled” …… However, really as everyone said, the years are a “pig-killing knife”? This is true, but the real destruction of you, is the years? No, it’s the fat cells you’ve accumulated over the years. The Chinese guidelines for the prevention and control of overweight and obesity in adults state that overweight and obesity are the result of excess fat accumulation in the body as a result of energy intake exceeding energy consumption. There are many factors that cause obesity, genetics, environment, social factors and lifestyle are closely related to the cause of obesity. But at present the congenital genetic obesity population is not in the majority, obesity crowd is most of the obesity caused by acquired factors. So what are the main factors leading to obesity? Diet reasons. High-fat diet will take in too many calories, which is the main reason for obesity disease. If you eat too much for a long time, the body takes in the most heat more than the normal consumption, the fat in the food into the fat bank storage number of the most will increase, thus forming obesity. Endocrine reasons. With the increase of age, thyroid function and gonadal function is low, fat metabolism disorder. The body fat decomposition slowed down and synthesis increased, so that fat accumulation. This is also one of the reasons for the phenomenon of middle-aged fat. Medications. Certain diseases need to receive long-term hormone injection treatment to stabilize the disease, in this case, the body due to the injection of too much hormone leading to endocrine disorders, due to disease fat is also a common obesity factors. Obesity is easy to lose weight is difficult, has been on the road to lose weight believe that people who have lost weight know how difficult this process is, if there is a second time in life, definitely do not want to easily obese.