If you want to eat fat, you can increase the intake of foods rich in protein and fat in your diet. Want to eat fat, you can increase the intake of protein-rich fat and other high-calorie foods, such as pork, beef, mutton, chicken, fish, shrimp, eggs, whole milk, etc. In addition, you should also pay attention to the nutritional balance of the daily intake of rice, noodles, and other starchy foods, but also eat hawthorn, lemon, passion fruit and other fruits to replenish the body of the vitamins and other nutrients needed. As fat and thin and genetic factors, the body’s metabolic level and family dietary habits and other factors, so do not have to force a certain body shape, if the intake of too much and too little exercise, may lead to obesity, which may lead to high blood pressure, diabetes and other diseases, so in the premise of ensuring adequate nutrition, but also should be more exercise, in order to obtain a healthy body. Low body weight requires medical attention to rule out hyperthyroidism, diabetes, malignant tumors, tuberculosis and other pathologies.