The latest time for the first baby’s fetal movement to appear varies from person to person, fetal movement usually occurs around 18-20 weeks of pregnancy, the earliest is usually around 16 weeks of pregnancy to start appearing, the latest is usually around 20 weeks of pregnancy, of course, there are some special circumstances, the fetal movement will be a little earlier, a little later to appear. Due to the first-time mothers to the fetal movement feeling is not clear or fetal body different, pregnant women abdominal fat is too thick and other factors, which leads to pregnant women fetal movement at first is relatively slight, pregnant women are not easy to feel, after 18 weeks of pregnancy with the gradual growth of the fetus, the amplitude of the fetal movement can be gradually increased, which is easier to detect, in the 28-32 weeks of pregnancy to reach the peak, after 38 weeks of pregnancy and gradually reduced. If the primigravida after 20 weeks of pregnancy still do not feel the fetal movement, need to raise vigilance, should go to the hospital in a timely manner to improve the fetal heart rate monitoring and ultrasound, in order to exclude fetal dysplasia or termination of pregnancy and other abnormalities, if necessary, need to terminate the pregnancy. Fetal movement pregnant women are mostly in the middle of pregnancy, at this time the fetal growth and development speed began to increase significantly, pregnant women need to pay attention to increase the intake of nutrients, eat more high-protein food and vegetables and fruits, do not contact with toxic substances and sources of radiation, to ensure that sufficient sleep and rest time. After the emergence of fetal movement, pregnant women can self-counting fetal movement to develop the habit of recording the number and frequency of fetal movement, to observe fetal growth and development.