The first month of pregnancy is 4 weeks, so 8 weeks of pregnancy is the second month of pregnancy. The number of weeks of pregnancy is more important in clinical practice, and it is usually necessary to do regular checkups according to different weeks of pregnancy. At present, the clinical widely use the time of the last menstrual period to estimate the number of weeks of pregnancy, the entire period of pregnancy is 40 weeks, that is, 10 gestational months, and each gestational month is 4 weeks. Therefore, 8 weeks of pregnancy means 2 months of pregnancy. Generally speaking, by the end of the 8th week of fetal development, the embryo has taken on a human shape, with distinguishable features, fingers, toes, etc., and the heart has formed. At this time, ultrasonography can not only observe the condition of the gestational sac, but also the development of the fetal buds and the fetal heart. If the result is still not particularly clear, you can come back for another examination a week later. In conclusion, at 8 weeks of pregnancy, the fetus is relatively stable, but pregnant women still need to pay attention to rest, moderate exercise, maintain good condition, and avoid all kinds of harmful factors.