100 days pregnant belly how big there are individual differences, need to be analyzed in conjunction with the specific circumstances of pregnant women. 100 days pregnant is probably more than 3 months pregnant, generally speaking, the stomach will not have obvious protrusion, at this time the enlarged uterus has just entered the abdominal cavity, there can be a slight protrusion of the belly phenomenon, but can not be clearly seen pregnant. But if the pregnant woman herself is fat, abdominal fat, 100 days pregnant belly may be slightly obvious. In addition, if you are pregnant with twins, the pregnant woman’s stomach may be obviously pregnant, but there are individual differences, as long as the examination of fetal development within the normal range, the size of the stomach does not need to worry too much. 100 days pregnant is about to enter the mid-pregnancy, the fetus in this stage of development is relatively fast, need to pay attention to a reasonable diet to increase nutrition, regular pregnancy check.