If the symptoms of insomnia occur in late pregnancy, it will easily lead to plant nerve dysfunction and mental tension, which will cause the uterus to contract and cause more frequent fetal movements. If the fetal movement is too frequent or abnormal, you should take oxygen in time to improve the fetal intrauterine ischemia and hypoxia. Before going to bed in late pregnancy, you should pay attention to the light in the room is not too strong, too strong light can increase mental excitability, resulting in poor sleep, before going to bed, you should also pay attention not to watch panic films or music that can lead to excitement, listen to more soothing music will have a role in promoting sleep.