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Working on keeping your mind sharp as you age can and should start from a young age. The younger you start, the better. However, even if you’re over middle age right now, and even if you feel as if you have less mental dexterity than when you were younger, you can still implement what you will read in the pages that follow. If you do, you may avoid suffering too much decline, keeping your mind as sharp as possible and even improving where you can.