Scientists Uncover Brain Secret Of ‘Super-Agers’

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At a glance

  • Researchers have discovered another clue as to how some older people stay sharp as a tack into their 80s and beyond: Their brain cells are enormous.
  • The researchers found that in a memory-related area of the brain, super-agers had more giant neurons than elderly adults with average brain power — and even in comparison to people 30 years their junior.
  • What’s more, those giant brain cells were relatively free of “tau tangles,” one of the critical markers of Alzheimer’s disease.

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