You can teach your old brain new tricks, no matter what your age, and doing so will keep that vital organ healthy longer.

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Dr. Michael Merzenich

Conventional wisdom long held that some loss of mental acuity was a natural, almost inevitable consequence of aging. But Dr. Merzenich says more recent research has superceded that belief.

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Not surprisingly, different types of mental exercise strengthen different areas of the brain. You can find some fun tests of three kinds of brain function here.

Brain Fitness