Fetal movement in the 4th month of pregnancy is like drumming, it should not be normal fetal movement, because fetal movement in the 4th month of pregnancy is still relatively weak, it may be a drum-like feeling caused by intestinal peristalsis. Fetal movement is the activity of the fetus in the uterine cavity impact on the uterine wall, generally after 4 months of pregnancy, the mother can feel the fetal movement, but the fetal movement is generally weak, not as strong as drumming. This symptom is considered to be the intestinal peristalsis caused by the drum-like feeling, so it is not normal fetal movement, the number of fetal movements, fast and slow strong and weak, etc. indicates that the safety of the fetus. Normal obvious fetal movement is not less than 3 to 5 times per hour, but due to the individual differences in the fetus, so as long as the fetal movement is regular, the number of fetal movement does not change much, generally normal, such as too frequent or slow fetal movement in doubt, it is recommended to go to the hospital in time to do the fetal monitoring checkups, and if necessary, to give the symptomatic treatment such as oxygen inhalation.