Disease analysis: Peanut has little threat to obesity. If eaten in moderation, it can also play a role in losing weight, because it is a high-calorie, high-protein and high-fiber food, which can increase satiety, which is also commonly known as "relative anti-hunger", reduce the intake of other foods and reduce the total calorie intake of the body. In addition, peanuts are rich in nutrients, and peanut kernels contain essential amino acids, phospholipids, choline, unsaturated fatty acids and so on. Vitamin A, B, E, K, calcium, phosphorus, iron and other nutrients, peanuts have high medicinal value. Chinese medicine believes that peanuts have the functions of pleasing the spleen and stomach, moistening the lungs and resolving phlegm, nourishing and regulating qi, stopping bleeding and generating blood, lowering cholesterol, preventing coronary heart disease and atherosclerosis. But you need a balanced diet. Eating too much food is not good. Excessive consumption of peanuts is not only easy to get angry, but also requires a lot of bile, which increases the burden on the liver and gallbladder because of greasy digestion. Moreover, procoagulant is easy to form thrombus, especially for people with high blood viscosity. For people with weak stomach, excessive consumption of peanuts can easily lead to diarrhea and gastrointestinal diseases. Therefore, eating peanuts should not be "moderate", which is beneficial to health and will not cause obesity. Excessive consumption will lead to unbalanced diet, which is harmful and unhelpful. Suggestion: It is very important for you 18-year-old boy to have an adequate and balanced diet. If you just eat a little at a time, you won't get fat because you like eating very much, but if you eat regularly; But if you eat peanuts in large quantities for a long time, it is harmful, because eating too much of any kind of food will reduce the intake of other foods, which will lead to the habit of partial eclipse. For the growing period, you need all kinds of nutrients, not just a few. Although peanuts are rich in nutrition, they cannot cover all the nutrients needed by human body. Therefore, it is suggested to mix food reasonably in the future, develop a good habit of not picky eaters, and ensure good health.