According to Dr. official website of Chunyu, cerclage of cervix refers to the circular suture of cervix through surgery to enhance the supporting function of cervix. Sneezing will not affect cervical cerclage and avoid strenuous exercise. Cervical cerclage has a certain effect on the body. The patient's physical fitness is better and will gradually recover after half a month. Usually, he needs to stay in bed to inhibit uterine contraction, so as not to cause bleeding symptoms.