When we want to lose weight, many people switch to certain “diet foods,” assuming they’ll help us drop those pounds. But that’s not always the case, according to celebrity nutrition and fitness expert JJ Virgin, author of The Virgin Diet. He believes that the real culprit for unwanted weight gain (and trouble with weight loss) is food intolerance: when our bodies can react negatively to certain foods that we assume are good for us when we’re trying to lose weight (think diet foods like low-fat yogurt and whole wheat bread). In turn, instead of losing weight, we wind up with a host of nasty symptoms like bloating, breakouts, headaches, achy joints and even (gasp!) weight gain. To find out more, including which diet foods we should avoid, we talked with Virgin More »