is miscarriage common
Miscarriage is the most common complication of early pregnancy. Among women who know they are pregnant, the miscarriage rate is roughly 10% to 20% while rates among all conceptions is around 30% to 50%.About 5% of women have two miscarriages in a row.isk factors for miscarriage include an older mother or father, previous miscarriage, exposure to tobacco smoke, obesity, diabetes, and drug or alcohol use, among others. In those under the age of 35 the risk is about 10% while it is about 45% in those over the age of 40. Risk begins to increase around the age of 30.