Pregnant women in mid-pregnancy contractions, may be normal physiological contractions, may also be due to the aura of miscarriage of pathological contractions, so you need to consult a doctor in time to clarify the causes of the onset of targeted treatment. Common causes and treatments 1, physiological contractions: pregnant women in mid-pregnancy often appear irregular contractions phenomenon, the time to appear more concentrated in the night, after holding urine, change position, pregnant women awake when the number of times less. Normal physiological contractions in pregnant women do not cause abdominal pain or vaginal bleeding, nor do they shorten the cervix or dilate the opening of the uterus. For this type of contraction, pregnant women do not need to be too nervous, as long as you ensure rest, avoid sexual life, such as sleeping can be appropriate to elevate the legs, can reduce the discomfort caused by contractions; 2, pathologic contractions: if the pregnant woman contractions accompanied by abdominal pain, abdominal pain for 10-15 minutes once, and gradually shorten the contraction lasts for about 20-30 seconds each time, and the phenomenon of vaginal bleeding, it may be a preterm miscarriage caused by pathologic contractions. Pathological contractions caused by miscarriage, at this time the pregnant woman should be accompanied by family members to the hospital as soon as possible for fetal preservation treatment. Precautions mid-pregnancy pregnant women should pay attention to their own eating habits, eat more nutritious light food, eat less greasy, spicy food, avoid fatigue, moderate exercise every day, pay attention to the cleanliness and hygiene of the vulva, change underwear every day.