Feeling hungry frequently after pregnancy is usually related to factors such as rapid fetal growth and development, faster metabolism of pregnant women, and gestational diabetes. 1, rapid fetal growth and development: after pregnancy, the fetal growth and development requires more nutritional support, if pregnant women eat too little while the fetal growth and development is rapid, it will lead to insufficient supply of nutrients to the body, and thus frequent hunger; 2, accelerated metabolism: pregnant women’s body intake of energy, in addition to supplying their normal physiological activities, but also need to meet the nutritional needs of fetal growth and development, so the body metabolism is faster 3, gestational diabetes: in addition to showing hunger, pregnant women may also be accompanied by soreness and weakness, excessive drinking, polyphagia and polyuria, which can be differentially diagnosed by checking fasting blood sugar and glucose tolerance measurement. Therefore, it is necessary to pay attention to a reasonable diet during pregnancy and enhance nutrition appropriately, but not to overeat. If you eat too much, it will lead to over-nutrition and make the fetus gain too much weight, resulting in a huge baby, which is not conducive to delivery. If gestational diabetes occurs during pregnancy, you can control your blood sugar within the normal range by controlling your diet, exercising appropriately, or applying insulin therapy to avoid high blood sugar affecting the health of the pregnant woman and the fetus.