Diet the name suggests the “ordered a selection of foods”. To remain healthy and fit one should always be concerned about their diet. If we look all around the world, we can see that the people of America are very much concerned about their health. They have very good eating habits. They also do their regular exercises. Exercises have very good results which is also a reason of good diet. Because regular exercise increases their appetite increases. Regular exercise also prevents from obesity; it also controls the blood-pressure, it controls weight, increases concentration. This is the reason why people of the USA are healthy and fit and also live a long life. Their regular diet includes fats, carbohydrates and proteins. The quality of fat, carbohydrate and protein is also kept in concern along with the quantity. They consume starch more than sugar, because according to them starch is more nutritious than sugar. They eat fish, eggs, prawn and so on. They also eat fruits which provide roughage, iron, calcium and vitamins. Their food includes a good amount of red-meat, sum of sugary dessert, food having high amount of fats and grains which are toothsome. They nutrient consist of a variety of dairy products with a large number of fat and processed meat. As they have a good amount of saturated fat in their diet, so their probability of suffering with coronary heart disease is reduced to 2%-3%. Here many restaurants serve fast foods. Here large amount of people like hamburger. Because according to the survey, large amount of dishes ordered by people over here is hamburger.