Weight loss is essentially energy output over energy intake, and requires a combination of scientific diet and reasonable exercise to accomplish, and generally 3-5 days to see slight changes. However, weight loss requires long-term persistence, if you can not be consistent, often resulting in weight rebound. Weight loss should focus on the following aspects: 1, control the diet, weight loss need to develop a reasonable diet recipes, to ensure the daily intake of various nutrients, do not eat too greasy food, the main food to chicken breast, shrimp meat, vegetables to low oil, less salt boiled vegetables, such as boiled broccoli, cucumbers, tomatoes, etc.; 2, active exercise, adhere to the daily aerobic exercise, can quickly burn fat and Increase energy consumption; 3, pay attention to sleep, develop good habits, it is recommended to go to bed before ten o’clock every night. Therefore, as long as you adhere to a healthy lifestyle, obesity will gradually leave us, do not worry about losing weight a few days effective, a few days will rebound.