It is common for a pregnant belly to appear smaller on some days than on others, and there are several reasons why this may occur. One reason is due to fluctuations in the amount of amniotic fluid surrounding the baby. The amount of amniotic fluid in the uterus can vary throughout pregnancy, and it can affect the size and shape of the belly. If the baby is in a position that compresses the uterus, it may cause the belly to appear smaller.

Another reason why a pregnant belly may appear smaller on some days is due to changes in the position of the baby. As the baby grows and develops, it can move around in the uterus, and this can affect the size and shape of the belly. The baby’s position may also be affected by the position of the mother, such as if she is standing or lying down.

A third reason why a pregnant belly may appear smaller on some days is due to variations in the amount of gas and feces in the intestine. These substances can cause the abdomen to appear larger or smaller depending on the amount present.

It is important to note that the size of a pregnant belly can also be affected by factors such as the mother’s weight, body shape, and muscle tone, as well as the size and position of the baby. Therefore, it is not uncommon for a pregnant belly to appear smaller on some days and larger on others. If the pregnant woman is concerned about the size of her belly, it is important to discuss this with a healthcare provider.