Insomnia after pregnancy is a symptom that many pregnant women will experience. The causes of pregnancy insomnia are many, mainly including changes in hormone levels, abdominal pressure, reduced activity, unreasonable diet, irregular work and rest, nervous anxiety, cramps, etc. At this time, pregnant women need not be too anxious. 1, hormone level changes: women’s hormone level during pregnancy will produce large changes, which may cause disorders in the plant nervous function, and then cause insomnia symptoms, while some people can also be accompanied by dizziness, fatigue and other performance. At this time, pregnant women can be temporarily observed, if the symptoms continue or worsen, you need to go to the hospital; 2, abdominal pressure: after pregnancy, the uterus will continue to increase, up against the lungs to increase the difficulty of breathing, resulting in pregnant women sleep depth is reduced. Downward pressure on the bladder causes increased nighttime urination, and the sleep process will be constantly interrupted. Pain caused by muscle strain in the lower back can also affect sleep, at this time, pregnant women can improve insomnia by adjusting their sleep position; 3, reduced activity: some women after pregnancy, due to their own reasons, such as the need to protect the fetus or their own activity is not much, long-term sedentary at home, may also lead to insomnia. Pregnant women can exercise in moderation according to their own physical condition, to avoid staying at home all day and aggravate insomnia; 4, unreasonable diet: unreasonable diet during pregnancy, such as often eat spicy, stimulating, greasy food, especially coffee, strong tea, can also cause insomnia in pregnancy. Can be adjusted in the diet, it is recommended to eat some light, easy to digest, good absorption of food, such as millet porridge, noodles, etc.; 5, irregular work and rest: some pregnant women before pregnancy irregular work and rest, after pregnancy continue to continue the irregular work and rest, will also cause insomnia aggravated. Pregnant women are advised to develop good habits, go to bed early, get up early and get enough rest to relieve insomnia symptoms; 6, nervous anxiety: after pregnancy, some pregnant women are in an anxious, nervous state of mind, which can easily cause insomnia. Pregnant women need to adjust their mindset, communicate more with family and friends to relieve mood pressure; 7, cramps: due to the lack of calcium elements in late pregnancy, there will be cramps, which leads to insomnia. Mainly because of the fetal bone development in the middle and late stages, the demand for calcium is greater, the situation can be treated with calcium supplementation under the guidance of a doctor.