Although many expectant mothers are careful during pregnancy, if you are not careful, some minor problems will target you as an expectant mother. No matter how careful you are, you still can\’t avoid problems such as edema and back pain. So what should we do if we can’t avoid it, and what troubles can we avoid? NO1: Edema There are basically five causes of edema. The main reason is the growth of the fetus and the enlargement of the uterus, which compresses the lower limbs and affects blood return. This type of edema can be treated with bed rest