There are many reasons why pregnant women do not want to eat, which are related to the function of the gastrointestinal tract, elevated progesterone, emotions and other factors, most of which are not related to illness and are common during this physiological period of pregnancy. Pregnant women can choose their favorite appetizing foods to eat to improve the phenomenon of not wanting to eat. Common in the following cases: 1, gastrointestinal function is more fragile during pregnancy, gastrointestinal peristalsis slowed down, after pregnancy acid reflux easily, easy to regurgitate during the meal to affect appetite; 2, rapid increase in body estrogen and progesterone, resulting in water and sodium retention in the body or gastrointestinal mucosa edema, intestinal peristalsis slowed down, gastric acid, enzyme secretion reduced, gastric emptying delayed, which causes appetite decline, do not want to eat serious In some cases, nausea and vomiting will occur, and more serious cases will cause pregnancy vomiting, which often can not eat; 3, after pregnancy, emotional stress, reduced activity caused by reduced appetite, belong to the physiological performance, a reasonable mix of diet, moderate activity, slowly resume normal diet. Some pregnant women will also experience nausea and vomiting. Generally in the middle of pregnancy will slowly get better, do not need to be too nervous. If your appetite decreases after pregnancy, you can eat foods that are easy to digest, eat less and more often, and choose your favorite foods to eat in moderation to avoid stomach discomfort caused by excessive consumption. If you still have a poor appetite after 12 weeks of pregnancy or more, you should also consider whether there are problems with the digestive system, such as gastrointestinal diseases, and it is recommended to visit a specialist. Long-term loss of appetite will affect the health of the pregnant woman and the normal development of the fetus if the nutrition required by the pregnant woman and the fetus cannot be replenished in time, and may lead to electrolyte disorders in the body, which will require rehydration therapy and correction of electrolyte disorders if necessary.