骨质疏松是由多种原因导致的骨密度和骨质量下降,骨微结构破坏,造成骨脆性增加,从而容易发生骨折的全身性骨病。这是老年人十分常见的代谢性骨病,65岁以上人群的发病率为15%~50%。绝经后妇女每三人中即有一例。老年人为什么容易骨质疏松1年龄增长50岁以后,随年龄增长,骨实体逐渐减少,骨质消失率上升。2活动减少老年人室外活动减少,骨内的钙、磷大量流入血中,经肾排出体外,钙、磷大量丢失会使老年人 Osteoporosis is caused by a variety of reasons, bone mineral density and bone mass decline, the destruction of bone micro-structure, resulting in increased bone fragility, and thus prone to fracture of systemic bone disease. This is a very common metabolic bone disease in the elderly, the incidence of people over the age of 65 is 15% to 50%. One in three cases is postmenopausal women. Why the elderly easily osteoporosis 1 years of age After 50 years of age, with age, bone entities gradually decreased, the rate of bone loss increased. 2 activities to reduce the elderly to reduce outdoor activities, bone calcium, phosphorus, a large number of inflow into the blood, excreted by the kidneys, calcium and phosphorus loss will make the elderly