At 38 weeks of pregnancy, you are already in pre-term labor, and the appearance of stomach pains indicates a sign of labor. Although there is no redness and no water breakage, during this period you need to pay attention to observation, if there are regular contractions, it means that it is already started, if there are no regular contractions, it is just a precursor to delivery. You need to pay attention to rest, do not overwork, relax, do not be too nervous, to avoid the increase in blood pressure affect the health, also need to pay attention to observe the fetal heart changes, the fetal heart should be maintained at 120-160 beats per minute, if beyond this range, it means that the fetus has intrauterine hypoxia, should promptly go to the hospital.