Exotic fruits like guava, goji berries, and acai are big lately, partly because they have cool names, but also because they contain massive amounts of vitamins and antioxidants. While there’s nothing wrong with splurging on imported power fruits every now and then, keeping up with trends can put a big dent in your bank account. The good news: it’s easy to get your nutrients elsewhere. In case you’ve forgotten, throw-back fruits, like bananas and watermelon, can help you trim your waistline, increase your sex drive, and protect against disease. Here are seven fruits you shouldn’t skip.