With the gradual improvement of people’s living standard, obesity has become a very serious social problem. Obese patients will have a series of pathologies, such as hypertension, hyperlipidemia, atherosclerosis and heart disease, etc. In addition, obese patients are more likely to develop diabetes, gout and some tumor-related diseases. Therefore, it is very important to control obesity. Obesity is now as an independent risk factor, is the culprit of many diseases, especially obese children are more likely to induce diabetes and some other diseases. Obesity is likely to cause high blood lipids, resulting in blood vessel narrowing or the formation of coronary heart disease, cerebrovascular disease, clinically more common will appear angina pectoris, myocardial infarction and so on the occurrence of some diseases. In addition, obesity will also appear the body’s metabolic disorders, thus appearing elevated blood sugar and some psychological diseases, in addition to obesity will cause the body’s burden is too heavy and osteoarthritis. In short, there are very many kinds of hazards of obesity. Must control a good weight to ensure a good state for study and work. It is recommended to strengthen exercise, ensure good eating habits and living habits, do not over-nutrition, and lead to the occurrence of excessive obesity.