通常1-5営業日で発送： 「認知症」とは，さまざまな脳の病気によって，ニューロン（神経細胞）のはたらきが徐々に衰えて，記憶や判断力などの認知機能が低下し，日常生活に支障をきたした状態のことをいいます。高齢化が先進国の中でもっとも速く進んでいる日本では認知症にかかる高齢者がふえています。
厚生労働省の調べでは，2012年では認知症の患者は462万人で，65歳以上の高齢者の7人に1人が認知症ということになります。推計では2025年には約700万人の人が認知症となり，65歳以上の高齢者の5人に1人の割合になると考えられています。認知症は高齢になれば誰もがなりうる病気で認知症への対策が注目を集めています。
認知症の約7割はアルツハイマー型認知症とよばれるものです。これは本誌の表紙にみられるように脳のニューロンが減り，脳が小さく萎縮することで症状があらわれる病気です。その原因はアミロイドβベータとよばれるタンパク質がニューロンにたまることでひきおこされます。近年ではこの病気の病理学的な分析が進むことで，ニューロンにアミロイドβがたまる症状が40歳後半ぐらいからおきていることがわかってきました。同時にアミロイドβの蓄
| Product # | 4315527114 |
|---|---|
| Weight | 430 g |
| Product package size | 27 x 21 x 1 cm |
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