Pregnancy Cravings Pregnancy cravings are one of the most talked-about changes during pregnancy. One day, you may strongly want something sweet, while the next day, you might crave spicy, salty, sour, or crunchy foods. These cravings are common and can happen because of hormonal changes, altered taste and smell, changing nutritional needs, or simply a greater preference for certain foods. While some cravings may reflect what your body needs, they do not always indicate a spec