In the process of pregnancy, expectant mothers will have such worries, especially the older. If the expectant mother miscarriage, generally in the early pregnancy. Generally, pregnancy is divided into three stages: early pregnancy stage, from pregnancy to 12 weeks; mid pregnancy stage, 12 weeks to 28 weeks; after 28 weeks, we call late pregnancy stage.
In early pregnancy, the ovary to secrete hormones, especially progesterone to maintain pregnancy. If the ovarian function of an elderly woman declines and her progesterone secretion is insufficient, threatened abortion may occur. Once this happens, it is necessary to go to the hospital for treatment under the guidance of the doctor.