In layman's words, the type of discomfort you'll feel in your stomach or lower abdomen is classified as: Some women have mild cramps at the beginning of their pregnancy, which may or may not be followed by spotting (more on this below). This usually occurs around the estimated time of the period, or a few days earlier. Request that your doctor test your blood for anemia on a regular basis. When you're pregnant, it's natural to have an unsettled stomach. Put it down to pregnancy's hormonal changes. It commonly occurs early in pregnancy, as your body adjusts to the increased hormone levels.