Early pregnancy is the stage of embryonic organ differentiation and formation, which is most likely to be affected by harmful factors and cause various malformations, and this period is medically known as the highly sensitive period of teratogenicity. The middle and late pregnancy is a critical period for the growth and development of the baby’s organs. It is best to control the baby’s birth weight at about 6 pounds. The pregnant mother needs to protect her baby throughout pregnancy and deliver naturally after 39 weeks of pregnancy as far as possible. 1, overcome early pregnancy reaction Early pregnancy reaction such as nausea and vomiting will occur in early pregnancy, it is recommended that pregnant mothers should insist on eating after vomiting, and a light and easily digestible diet is appropriate in early pregnancy. If the early pregnancy reaction is very serious, pregnant mothers need to go to the hospital for examination to prevent ketoacidosis, and for those who can not eat at all, intravenous infusion of glucose must be about 150 grams per day. 2, to rest appropriately The mother in early pregnancy often feels very tired, want to sleep, easy to catch a cold, so should avoid excessive physical labor, appropriate more rest. During pregnancy, it is necessary to ensure 8 hours of effective sleep and 1 hour of nap every day, and it is recommended to lie on the left side as the best in the middle and late pregnancy. 3.Avoid harmful substances Avoid contact with harmful substances such as lead, mercury, arsenic, leather, formaldehyde and other harmful substances during pregnancy; do not contact cats, dogs and other pets, because cats are the source of toxoplasma infection; if the family house is newly renovated, it is recommended to ventilate for at least six months before moving in; those who are engaged in computer or copier operation can choose protective aprons. 4, less to go to public places during pregnancy, especially in early pregnancy, the body resistance is low, pregnant mothers should be less crowded public places to avoid infection by viruses and bacteria. 5.Be careful with stimulating foods Pregnant mothers should not smoke, drink alcohol, drink coffee and other stimulating drinks; do not eat junk food, canned food, health food and strong stimulating food. 6.Do not use drugs casually When you are sick after pregnancy or have a pre-pregnancy original disease that requires medication, you must use medication under the guidance of a doctor. In particular, drugs that have teratogenic risks and may lead to miscarriage must be used with caution or prohibited. However, if a pregnant mother is sick and really needs medication, she should not be sick without medication, because the disease will also affect the normal growth and development of the fetal baby. For example, hypothyroidism, severe anemia, hypertensive disorders during pregnancy, etc. Therefore, if you find any abnormalities that require medication during the maternity checkup, please actively cooperate with your doctor to use the medication in a timely manner. 7, moderate sex life Early pregnancy and late pregnancy should avoid sex, but in the middle of pregnancy is possible to have sex with couples, but also in moderation, the right amount, pay attention to the position and do not stimulate the nipples. To avoid miscarriage, premature birth and premature rupture of fetal membranes and other situations. 8, 28 weeks of pregnancy to count fetal movement good fetal movement is a very important and effective indicator of good intrauterine growth and development of the fetal baby in late pregnancy. Therefore, pregnant mothers are required to count fetal movements from 28 weeks to strengthen the monitoring of the fetal baby’s intrauterine health. If you find any abnormality in fetal movement, please come to the hospital for maternity checkup and fetal heart monitoring in time. 9, necessary knowledge preparation such as 3 months before pregnancy and folic acid supplementation during pregnancy, pregnancy and childbirth health care, breastfeeding, prenatal checkups, pregnancy exercise, pregnancy nutrition and weight management, promote natural childbirth, newborn care and other related knowledge training, so that you know the whole process of pregnancy and childbirth, so that you can have a good idea; in addition, during pregnancy also need to receive scientific knowledge and skills of doing monthly childbirth and childcare In addition, during pregnancy, parents need to be trained in scientific knowledge and skills of menstruation and childcare so that they can respond appropriately to any subsequent problems they may encounter. We believe that the necessary knowledge preparation is crucial. 10. Psychological adaptation and danger precautions After pregnancy, mothers are worried about whether their baby is healthy or not. Is the birth process smooth? Many mothers are very nervous and anxious especially during the late pregnancy, which are normal physical and mental reactions. It is advisable for pregnant mothers to listen to the maternity school classes in the company of their fathers-to-be to learn more about them and to consult with the teachers in person if they have any questions or ideas. In case of any sudden situation such as water breaking, redness or lower abdominal pain, you can be quickly transferred to the hospital. 11.Choose a hospital that suits your needs. Since you may not be in the same hospital for labor and delivery, you should consider the level of medical care and overall strength when choosing a hospital for delivery, but under the premise of the same or similar medical resources, a hospital closer to your home is more convenient. In addition, you need to make early plans for the delivery method and postpartum recuperation environment to ensure the physical and mental health of the mother and child.