更年期是妇女由生育旺盛的性成熟期逐渐过渡到老年期的一段时期，此时卵巢的内分泌功能逐渐衰退，排卵次数逐渐减少，受孕机会减少，以后月经逐渐停止。由于雌激素分泌减少，引起一系列生理变化，有些人这种变化短暂且轻微，几乎不能被察觉，有些人则出现以自主神经功能失调为 Menopause is the transition from the sexual maturity stage of women to the period of old age, when the ovarian endocrine function gradually decay, the number of ovulation gradually reduced, reduce the chances of conception, after the gradual cessation of menstruation. As estrogen secretion decreases, causing a series of physiological changes, some of these changes are transient and minor, almost unnoticeable, while others appear to autonomic dysfunction as