These building blocks help to form all the vital organs from the brain to your baby's heart. Food cravings are very common during pregnancy and this happens for a good reason. Many doctors believe that your body knows what nutrients it needs a long time before you could even recognize the fact.If you are craving steak, the reason you want this food is probably because your body has determined that it needs the protein. Your body is alerting you to this fact so that you can provide it with the essential nutrition to further the development of your baby. Visit it! to get more information >>>>>>