Most minor slips and falls in the second trimester are not serious; severe trauma may be more serious. The fetus is in the pelvic cavity in the second trimester, and most minor slips will not lead to irritation of the uterus, causing contractions and other causes of miscarriage; minor slips, with no obvious trauma to the pregnant woman, and no need for medication or radiological examination, will have little effect on the fetus and the pregnant woman in most cases. If there is no vaginal bleeding, lower abdominal pain and other symptoms, the consequences are not serious. The second trimester fetus is not stable in its bed, and a serious fall, especially a direct impact on the abdomen, can stimulate uterine contractions, leading to miscarriage, vaginal bleeding, lower abdominal pain and other symptoms. A serious fall and a shock to the pregnant woman can cause adverse consequences such as miscarriage. A heavy fall of a pregnant woman can cause severe maternal trauma, requiring treatment, medication, X-ray examination, etc. can lead to adverse consequences for the pregnant woman and the fetus. Pregnant women who fall inadvertently should seek timely medical attention, improve the examination under the guidance of the doctor, and give appropriate treatment.