The first weeks of pregnancy, it is supported by hormones produced by the body of the mother. Gradually, it connects the placenta and the amount of progesterone in women increases almost 15-fold compared to the normal state.
Pregnancy hormone not only helps to perpetuate the ovum, but also affects the nervous system, preparing a woman for the future motherhood. Controlled by the amount of progesterone throughout pregnancy, as it may indicate a reduction in the risk of interruption or delay in fetal development. As the number of progesterone judge on the state of the placenta in the third trimester.
With the achievement of its maximum level start contractions and the baby is born.
Despite all its positive features, the increased progesterone during pregnancy affects the condition of women not only positively. It is believed that this is the hormone responsible for the state of crying, characteristic of some during pregnancy. He also contributes to the appearance of drowsiness, heartburn, nausea and other symptoms are not too pleasant pregnancy.
Progesterone helps to increase the intake of vitamins E and B, which is why many women are prescribed folic acid, which helps to maintain the proper level of progesterone during pregnancy before the maturation of the placenta. Also there are special medicines, which are synthetic versions of progesterone administered for its shortcomings.