The cause of tight meat is too much exercise and muscle firmness, this kind of people if obese, pay attention to the two aspects of diet and exercise to regulate. Can be appropriate exercise, but not strenuous exercise, if the body stored fat into muscle, but make it difficult to lose weight. Can reduce food intake, with appropriate exercise to lose weight, can run no more than three thousand meters a day, the best use of jogging, will be able to eliminate the fat into muscle. Every day to control the main food in about 400g, try not to eat high-calorie, high-fat, high-sugar food, may lead to excessive body fat storage, making it difficult to lose weight. Also pay attention to drinking more water, drinking water can promote the body’s metabolism and increase urine excretion, which can help a lot to improve kidney function during weight loss and avoid dieting damage to kidney function.