Our favorite fast food, such as coke, hamburgers, chicken wings and chicken legs, is common abroad, but in the eyes of many people, although these foods are delicious, they are mostly junk food, which makes many people wonder why foreigners often eat hamburgers and cokes, but they are very strong and seldom get sick. Hamburgers are based on meat, with lettuce and tomatoes in the middle. Because of the intake of high-quality protein, foreigners are stronger than China people and have sufficient protein, which not only provides a lot of heat support for the human body, but also promotes muscle synthesis, enhances the body's immunity and reduces virus invasion. There are also French people who like to eat steak and drink red wine, especially those who have a bad spleen and stomach. Chinese medicine believes that beef has the effects of relieving polydipsia, benefiting qi and strengthening the spleen and stomach. People who eat beef for a long time, as long as it is mixed with beef, vegetables, eggs, milk and so on. Within a reasonable range every day, it is generally not too bad, which is more conducive to muscle development. Many foreigners, both men and women, are physically strong, and men are more prominent, with abdominal muscles, biceps and triceps. It looks very strong. Socially, the gym is often a place for them to chat. Moreover, a large number of studies show that people who exercise regularly can not only improve their negative mentality and release their inner pressure, but also delay aging, enhance their cardiopulmonary function, improve their immunity and stay young. Therefore, in terms of longevity, diet is not the only aspect. We also need to pay attention to the cultivation of exercise and develop good exercise habits, which is also a good way to preserve health and prolong life. Unlike China people's imagination of mixing meat with some vegetables, it will be more nutritious and can supplement various elements that our body needs, which is very versatile! Therefore, although foreigners eat these foods, they are used to them, and there are many ways to match them, and they often exercise, so foreigners are strong and less sick.