Fast food chains are popular establishments that serve quick, affordable meals, often characterized by their standardized menus and rapid service. These restaurants, such as McDonald's and Burger King, have become a staple in many cultures, providing convenience for busy individuals and families. The rise of fast food chains has transformed eating habits worldwide, with many people opting for the speed and efficiency they offer. However, concerns about health and nutrition have led to a growing demand for healthier options within these chains, prompting them to introduce items like salads and fruit alongside traditional fare.