Fetal movement cannot be felt at 10 weeks of pregnancy. At 10 weeks of pregnancy, the fetus is not yet fully formed, although the fetus can be seen in the ultrasound intrauterine activity, but fetal activity can not be perceived by the pregnant woman, until about 16 weeks of pregnancy, some pregnant women can consciously fetal movement. Most of the pregnant women realize that fetal movement is generally around 20 weeks, fetal movement with the increase in weeks of pregnancy gradually strengthened, to 32-34 weeks of pregnancy to reach the peak, after 38 weeks of pregnancy is gradually reduced. Fetal movement of pregnant women is generally more regular, within a fixed range. Pregnant women can be in the morning, midday and evening every day fixed 1 hour since the counting of a fetal movement, the number of three times multiplied by four, is the number of 12 hours fetal movement, generally more than 40 times. If the number of fetal movements suddenly changes, we should be alert to the situation of intrauterine hypoxia of the fetus, and need to consult a doctor in time for examination.