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生治病死是生命过程发展的客观规律，是人们不可抗拒的自然现象。随着年龄的增长发生衰老与免疫功能减退有一定的关系。虽然衰老不能人为地转移，但人们都希望延缓生理性的衰老，防止病理性的衰老，达到健康长寿。所以预防中老年免疫功能的衰退，纠正中老年免疫功能失调，是预
Life and death are the objective laws governing the development of life and are irresistible natural phenomena. With age, aging and immune dysfunction have a certain relationship. Although aging can not be artificially transferred, but people want to delay the physiological aging, prevent pathological aging, to achieve long-term health and longevity. So to prevent the decline of immune function in middle-aged and elderly to correct immune dysfunction is pre-