Your attitude towards food changes.
Since diet sodas have no calories, people drinking them often feel it’s okay to indulge elsewhere, finds Bainbridge. Often she sees her diet soda-drinking patients make poor food choices, like a burger and fries, a piece of cake, or potato chips, because they think they can afford those extra calories. Plus, soda often accompanies unhealthy foods. “Sometimes those poor choices are built up habits,” she says. “You’re conditioned to have soda with chips, fries, or something sweet. When you eliminate the soft drink, you also break the junk food habit.”