Avoid refined carbohydrates.Refined flour (maida), white breads, snacks, muffins, sugar all represent processed flour. Infact semolina, pasta and noodles are an integral part of refined carbohydrates. These are best avoided on your own weight-loss programs. Besides being high on calories, refined carbohydrates stick to cause constipation and your intestines. Dr. Shikha Sharma is of the impression that this leads to fermentation while in the abdominal lining causing bloating and even improving craving in many.