The feeling of fetal hiccups is usually manifested as a regular throbbing in the abdomen, appearing like a heartbeat. Fetal hiccups are a normal physiological phenomenon, if the patient’s fetal movements continue for a long time, then it is recommended that the patient should go to the hospital in time. Fetal hiccups are generally small fetal movements that occur in the mother’s abdomen, with regular throbbing that disappears after a few minutes. It is usually caused by immature development of fetal diaphragm or spasm of fetal diaphragm and eagerness to swallow amniotic fluid. Fetal hiccups will be relieved naturally, which is a normal physiological phenomenon, if there is no other uncomfortable symptoms, there is no need to carry out special treatment, pay attention to observation. If the patient’s fetal movement persists for a long time, it is recommended to go to the hospital for fetal heart rate monitoring, ultrasound and other related examinations, so as to avoid delaying the condition and causing harm to the body.