Losing weight requires burning body fat and consuming energy in order to achieve the effect of losing weight. Drinking water will not consume fat, so you can't lose weight. You need to choose a safe, healthy and harmless method to lose weight. Don't blindly do things that hurt your health in order to lose weight. If you want to lose weight, you can take part in some physical exercises, such as running fast, climbing mountains and riding bicycles. And long-term persistence can achieve the effect of losing weight. You can also go to a regular gym, lose weight with sports equipment or train under the guidance of a professional coach, which can both exercise and lose weight.