Nowadays, fast food restaurant are available everywhere. It is very popular, so it can affect to our life. The first effect is fast food addiction. As fast food is fast and tastes good, people like to eat it, and they also do not waste time for cooking. Then, they can be addicted to eat fast food easily. The second effect is it can cause people malnutrition. For fast food ingredients, it has less vitamin and vegetable, so people do not require nutrients of all five groups. The last effect is it bad for health. Most of fast food contains much fats, carbohydrates, sugar, and sodium. When people eat it for a long time, it can make people have disease, such as if people eat more sodium, it can make high blood pressure, so it is risky to heart disease.