You were doing so well, eating right or exercising like you know you should. Then, one wrong step and—bam!—you're out of the game. You're couch- or beach cover-up-bound. Though it's easy to figure out what went wrong when you're laid up from the treadmill or the elliptical, it's not always so apparent when it comes to your diet. These five foods masquerade as healthy, but can be the silent cause of your stress-inducing belly bloat. Watch our one-minute video to ditch the culprits and slip back into your bikini in time for beach season.