Treat yourself. Learn to trade off: One green salad entitles you to a chocolate-chip cookie. One scoop of potato salad means fresh fruit for dessert. There’s no point in denying yourself everything if it means (and it usually does) that you’ll binge later. McDowell also says that the season may lull us into thinking that we deserve a little extra sweetness: “Summer is a great time to enjoy ice cream,” she says. So watch it—and remember that summer is also a great time to look sexy in your swimsuit!