Pre-pregnancy is not abdominal pain symptoms, in general, the early days of pregnancy in about 40 days, there will be a small abdomen and breast swelling pain is normal, mainly due to hormonal changes in the body caused by the situation. The cramping pain in the abdomen during pregnancy is considered to be uterine contraction, which is more serious and may lead to premature birth and fetal abortion. Therefore, abdominal pain during pregnancy is something that needs to be taken extremely seriously. You need to go to the hospital in time to check and do birth control measures.