The causes of insomnia and sleeplessness in pregnant women are as follows: 1. It may be related to the poor lifestyle of pregnant women, such as pregnant women often stay up late leading to disturbances in their biological clocks, or they like to watch tense and exciting movies and dramas before going to bed, which can easily lead to difficulties in falling asleep and also lead to nightmares at night. 2. Consider the influence of physiological factors, such as the gradual increase in the size of the fetus after pregnancy will cause pressure on the bladder. The patient’s sleep is also affected by physiological factors, such as the gradual increase in the size of the fetus, which can cause pressure on the bladder, resulting in frequent nighttime wake-ups and toilet visits, which affects the patient’s sleep. 3, the patient’s lower limbs twitch during pregnancy due to malnutrition or calcium deficiency, which also affects the patient’s sleep, causing insomnia and sleeplessness. 4, with the increase in the size of the fetus, the patient’s uncomfortable sleep position can also lead to sleeplessness. 5, the patient’s psychological factors also have an impact on sleep, such as many women During pregnancy, the spirit is very tense and stressful, so it is also easy to lead to the internal state of fear and insomnia, sleeplessness.