The symptoms of low back pain in early pregnancy can be physiological or pathological. The enlarged uterus will stimulate the tissues in the pelvic cavity, resulting in pelvic tissue congestion and edema, which will cause different degrees of lumbago symptoms. In this case, the pregnant woman can generally be relieved significantly as long as she pays attention to adjusting her living habits and rhythm, and resting in bed appropriately. If the symptoms of lumbago are serious and not relieved after rest, it is abnormal and may be caused by gynecological diseases such as pelvic inflammatory disease or abnormal pregnancy process. It may be caused by gynecological diseases such as pelvic inflammatory disease or abnormalities in the pregnancy process. For back pain caused by pelvic inflammatory disease, appropriate medication should be administered as prescribed by the doctor, while for back pain caused by abnormalities in the course of pregnancy, targeted treatment should be provided according to the specific situation.