Drinking coffee can't lose weight, and it has no obvious effect on losing weight. It contains high-calorie substances, which may lead to the inability to metabolize their own energy and lead to obesity. Coffee contains coffee factor. Drinking some coffee properly can stimulate sympathetic nerve, promote one's own metabolism, promote the discharge of garbage and toxins in the intestine, and relieve the symptoms of dry stool or constipation, but it has no obvious effect on losing weight. If you drink too much coffee, you may not be able to consume it because it contains more calories. Fat accumulation can also cause obesity, and there may be many symptoms such as poor sleep quality or insomnia, which will lead to endocrine disorders and interfere with health. Generally, you need to choose a scientific way to lose weight, such as aerobic exercise combined with diet adjustment, focusing on high-quality protein and fresh fruits and vegetables, so as to achieve seven-point satiety and avoid overeating. It is also necessary to exercise for more than half an hour every day to accelerate metabolism, and at the same time, it is also helpful to energy conversion and consumption, help body fat metabolism, and achieve the effect of reducing fat and slimming. It will take a long time to have obvious effects. In the process of losing weight, avoid overeating, or eating too much greasy food, and avoid staying up late.