As for how to best protect your brain, Wilson recommended finding real-world activities -- rather than just crossword puzzles or Sudoku games -- that include a combination of challenges and the need to focus and concentrate. "Find a hobby that is sustainable: quilting, photography, acting in the theater, even learning Morse code," he suggested. "Physical activity is also important."
Vemuri encouraged people to start developing their thinking and memory skills as young as possible. "Parents should know that reading programs at a young age will help their kids have a good old age," she said.
Learn more about dementia and Alzheimer's disease from the U.S. Centers for Disease Control and Prevention.
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