During pregnancy, a tingling sensation in the stomach like an electric current needs to be determined according to the period of pregnancy and whether there are other accompanying symptoms to determine the specific cause. If it is early pregnancy, then there is no direct relationship between this symptom and pregnancy, it may be a manifestation of dermatomyositis, eat more vegetables and fruits, you can take oral vitamin B1, folic acid and other drugs for treatment. If the pregnancy is late, then it is possible that the symptoms are caused by the compression of the belly by the uterus. In addition, if the psychological stress is relatively large, neurasthenia may also cause this symptom.