You’ve been crushing it at your bootcamp class, bringing homemade healthy lunches to work, and you practically cry coconut water. And yet the scale doesn’t seem to be in any hurry to inch its way down, and your abs refuse to unearth themselves. In fact, did those leggings shrink or are they tighter this month than last? But fear not, we’re about to school you in sneaky—and very common!—flubs that could be adding on the chub and holding back your future six-pack abs.