50岁以上的男性和40岁以上的女性都有不同程度的骨质疏松。骨质疏松的发生率随年龄增加而增长,尤以女性绝经期后更多见。老年人的骨质疏松,主要是因肾脏功能衰退,导致激素功能改变,拮抗皮质激素和甲状旁腺激素减弱,致使骨质吸收加速,骨消融、肠道钙吸收降低,破骨细胞的活性 Men over the age of 50 and women over the age of 40 have varying degrees of osteoporosis. The incidence of osteoporosis increases with age, especially in women more often after menopause. Osteoporosis in the elderly, mainly due to the decline of renal function, leading to changes in hormone function, antagonism of corticosteroids and parathyroid hormone weakened, resulting in accelerated bone resorption, bone ablation, decreased intestinal absorption of calcium, osteoclast activity