阿尔茨海默病（Alzheimer’s disease，AD）是一种中枢神经系统的退行性病变，主要发生在老年或老年前期。 疾病的主要特征包括进行性的认知功能障碍和行为损害。 阿尔茨海默氏病是痴呆症最常见的形式，可能占病例数的60-70%。 News 03 november 2025 alzheimer’s decline slows with just a few thousand steps a day a modest increase in physical activity can delay cognitive decline by three years — or more. Alzheimer's disease is the most common cause of dementia
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Alzheimer's disease is the biological process that begins with the appearance of a buildup of proteins in the form of amyloid plaques and neurofibrillary tangles in the brain.
認知障礙症類型 阿茲海默症 (Alzheimer’s Disease) 最常見的認知障礙症類型，成因暫時未明，佔所有病例近八成。 患者因腦細胞出現病變，導致大腦產生異常的β類澱粉蛋白斑塊和神經纖維結，破壞腦細胞間的連結，進而擾亂信息傳遞。
| What is Alzheimer's disease? 阿茲海默症是最常見的一種腦退化症，會令患者出現腦退化症的症狀，例如記憶力減退，難以執行日常活動，以及判斷力、理解力、行為和情緒出現變化。 What is alzheimer’s disease, what causes it, what are the symptoms, and how is it treated Get answers to these questions and more in this nia fact sheet. Alzheimer's disease is the most common type of dementia
