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如何全面评估老年人的健康状况，一直是老年医学最具挑战性的课题之一，衰弱( Frailty)概念的引入可以更确切、客观地反映衰老( Ageing)过程和老年人慢性健康问题。衰弱与疾病发生、功能丧失和死亡的关系密切。老年人衰弱状态评估已成为近年聚焦的热点。本文就衰弱的定义、病因及发病机制、评估工具进行总结，进一步阐述衰弱的可能干预措施。“,”How to comprehensively evaluate the health of the elderly has been one of the most challenging topics in geriatric medi-cine. The introduction of the concept of frailty can more precisely and objectively reflect the aging processes and chronic health prob-lems of the elderly people. Frailty is closely associated with the disease, dysfunction and death. Assessment of frailty status in the elderly has become a hot topic in recent years. This article summarizes the definition, etiology and pathogenesis of frailty, and further-ly reviews the probably interventions of frailty.