The World as You’ll Know It: The Future Of Aging

We’re Underestimating Older Brains

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Jun 3, 2025
In this episode, Rachel Wu, a psychology professor focused on motivating older adults, and Cindy Lustig, a neuroscientist exploring brain changes with age, reveal surprising insights about the aging brain. They discuss how older individuals can enhance cognitive functions through lifelong learning and social activities. The duo also highlights the relationship between age and wisdom, addressing how older people often possess greater insights. Together, they challenge misconceptions about cognitive decline, advocating for a shift in perspective on aging and learning.
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INSIGHT

Adults Surpass Kids In Learning

  • Adults can learn new and complex tasks even better than kids when they overcome psychological blocks. - Older adults improved cognitive test scores to match 22-year-olds within a year after training.
INSIGHT

Fraying Brain Insulation Explains Slower Thought

  • Aging brains lose protective coating on neurons causing slower, noisier processing. - This affects decision-making speed and memory retrieval in older adults.
INSIGHT

Chemical Changes Affect Cognitive Function

  • Brain chemical drops in dopamine and acetylcholine affect motivation and focus with age. - These changes alter behavior, making older adults more risk-averse and slower to recall memories.
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