To avoid too much fat or salt, they can choose healthier options salads, turkey sandwiches and so on. On a busy Saturday, with two hungry kids. A mother out shopping is happy to find exactly the right food to eat. Not only that, but the food will be ready quickly, thus reducing the stress on her from demanding children. Fast food is also inexpensive most menu items offer a full meal for under ten dollars. It is easy to see why fast food is so popular these days it is convenient and reduces our stress.