The fast food industry has long been a staple in American culture, offering affordability, and a taste that millions have grown accustomed to. As consumer preferences and market dynamics continue to change, some fast-food chains find themselves in a difficult situation. In 2024, several once-popular chains are struggling with declining sales, changing consumer trends, and intense competition. Today, we look at 12 fast-food chains experiencing major difficulties and the factors contributing to their decline.