Losing weight is a relatively extensive social problem. With the improvement of material living conditions, the problem of obesity is more prominent and obvious at present, especially in adolescence, and the incidence rate is relatively high. Consider that it is related to unreasonable living and eating habits, such as long-term high-fat and high-calorie diet and lack of physical exercise, which leads to obesity, so we should be vigilant. Long-term obesity is easy to cause metabolic syndrome, cause metabolic disorder in the body, and further lead to diseases. There is no shortcut to losing weight. First of all, we should pay attention to adjusting diet structure, limiting food intake, carrying out planned physical exercise, and promoting the consumption of lipids in the body. Drinking water has no obvious effect on losing weight. For people who lose weight, they should drink water scientifically. If you drink plenty of water before meals, you can suppress your appetite, which may help you lose weight, but you must pursue the good habit of drinking water scientifically.