From Wikipedia, the free encyclopedia
腦退化,早期稱失智症[1],現稱認知障礙症[2],香港別稱腦退衰或腦衰竭,或者腦衰弱[3],腦弱態[2],又稱腦萎縮或腦萎[4],俗稱老年痴呆、老人痴呆,學名阿兹海默病(英文:Alzheimer's disease),係一種因為腦嘅老化而令到認知功能逐漸退化,多數出現響65歲以上嘅老人家。
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