But that convenience comes at a cost, and not just to your wallet.Behind the bright menus and friendly slogans are meals packed with calories, sodium, sugar, and fat, often more than your body needs in an entire day.

Fast food is fast, cheap, and everywhere. But if you’re still telling yourself it’s “not that bad,” you may want to read this sitting down—preferably not with a Triple Baconator in hand. A new ranking from World Atlas has named the 10 least healthy fast food chains in the U.

The World Atlas placed the blame in part on fast food, claiming that “convenience often hides amounts of salt, sugar, and saturated fat.”