If you keep waking up in the middle of the night in early pregnancy, consider that it is caused by mental stress. Hormonal changes in your body, body and mind will change after pregnancy, which will affect the quality of sleep. During pregnancy, as the fetus grows, it will compress the bladder and cause frequent urination, and leg cramps caused by calcium deficiency will affect sleep. It is advisable to relax, do not have too much heart pressure, reasonable calcium supplementation, at night you can prepare bread, cakes and other snacks, can prevent hunger, if often wake up affects the quality of sleep, it is best to take a reasonable under the guidance of the doctor to tranquilize the Chinese medicine conditioning, you can take vitamin B1 and glutathione and other nerve-nourishing drugs, can also improve the quality of sleep.