Hyperthyroidism fertility what will be the impact?

Many surveys show patients with hyperthyroidism fertility has declined markedly. Findings are as follows : (a) in patients with hyperthyroidism male sperm quantity and quality has declined markedly. (2) female patients with menstrual disorders, amenorrhea, or not ovulation law, the opportunity to significantly reduce the pregnancy. (3) pregnant women after abortion increased significantly. Abortion is not clear why, and may or egg and sperm quality, but also with hyperthyroidism may itself from the impact of the illness. Hyperthyroid patients fertility drops significantly, but it is not immutable. With fertility hyperthyroid condition can change the sake of change. Hyperthyroidism more severe disease, reproductive capacity is the worst; Hyperthyroid condition improved, reproductive capacity is gradually restored; Hyperthyroidism cured, fertility may return fully to normal.