High-calorie high-fat food generally refers to the food containing relatively high saturated and unsaturated fatty acids, and the diet of common high-calorie high-fat food generally includes fried food, high sweet food, plant food, animal food, etc.. Long-term consumption of high-calorie high-fat food is likely to cause adverse effects on the human body, resulting in obesity, hyperlipidemia, fatty liver, and obesity-related diseases. 1, fried food: common fried food are fried chicken, fried fish, French fries, burgers, pizza, fries, fried balls, etc.; 2, high sweet food: common cakes, popcorn, ice cream, tarts, chocolate, sweet snacks, etc.; 3, plant-based food: common nuts, such as walnuts, almonds, peanuts, pistachios, sesame seeds, etc.; 4, animal food: common are pork fat, animal offal, large intestine, beef heart, lamb brain, chicken skin, pork chops, etc.. Whether it is a healthy population, or the existence of obesity, fatty liver, diabetes, hypertension or cardiovascular disease and other patients, according to their own actual situation, under the guidance of doctors appropriate intake or not intake of high-calorie high-fat food. It is recommended to change bad eating habits and eat more fresh vegetables and fruits in season to avoid triggering diseases or aggravating one’s condition.