Nowadays more than half of ail Americans eat more than half of their meals away from home. This new American way of eating has given rise to the rapid development of the fast food industry. The reason is that they are fast, filling, cheap, tasty and attractive to people. However, many of these fast foods have been attacked by scientists. The main problem with most fast food meals is that they're not nutritionally balanced. Those of chicken or beef usually contain more than enough protein for a person in one meal. They tend to supply you with too much fat and sugar but too little vitamins and iron. Pizza, a well-balanced fast food, however, is especially high in salt content, a factor for developing high blood pressure. And potatoes are a nutritious food, but when fried in fat they also become a high-fat food. Fast food meals also sadly lack of vegetables and fruit. Thus it is good to eat vegetables and fruit at your other meals on the days when you eat fast food. There are many reasons why Americans like fast food EXCEPT that ______.