Do you find it nearly impossible to resist the opportunity to devour a cupcake, brownie, or doughnut? You’re not alone. Most of us jump at the chance to satisfy our sweet tooth, even though we know it isn’t good for us. Too many people, however, take an all-or-nothing approach when it comes to junk food, which can make it hard to quit. You don’t have to stop eating sugar completely, but eating less of it could improve and even save your life.