― Health for human | Indeed, none of the women who want to experience a miscarriage, but this sometimes causes unpredictable. 7 For that to know the common causes of a pregnant woman suffered a miscarriage. ∙ Someone who had a miscarriage would like to know the cause so that it can be prevented when the next pregnancy. Miscarriage is usually characterized by severe cramping or abdominal pain and bleeding that requires medical treatment. ∙ "Generally about 80 percent of the pregnancy [...].