The increase in appetite after pregnancy is due to the increase in maternal metabolism and the increase in demand for nutrients after pregnancy, as well as the growth and development of the fetus, so there is an increase in appetite, which is a normal physiological phenomenon. You must pay attention to strengthening nutrition and check the sugar content of food when you eat, don’t eat too much sweet food, so as not to cause high blood sugar. And when eating, do not eat too much at a time, eat too much, it is easy to vomit. But you can eat less and more meals, or in the middle of three meals respectively, add some fruit, or pastry and other food, can play a nutritional role. Usually pay attention to eat more fresh vegetables and fruits, if you have constipation, you can eat more coarse fiber food.