Issue No. 29Week ending Sunday, July 19, 2026620 episodes · 2733 articles
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How to Improve Your Memory & Cognitive Function at Any Age | Dr. Alan Castel

With Andrew Huberman, Alan Castel · Sunday, July 19, 2026

Andrew Huberman and Dr. Alan Castel discuss the reconstructive nature of memory and effective learning strategies, emphasizing the role of mistakes and active engagement. They explore the nuanced changes in memory across the lifespan, highlighting the impact of mindset, physical activity, and social connection on cognitive aging, and delve into the selective forgetting mechanisms that benefit daily function, the value of wisdom in older age, and the emerging challenges of AI and scams for memory.

Key takeaways

  • The common belief that memory decline is an inevitable part of aging is incomplete; research suggests a far more optimistic and controllable story. Read more →
  • AI amplifies scams by mimicking trusted voices and exploiting emotional ties. Dr. Alan Castel warns of deepfakes like a "Steve Jobs" call and cloned voices of loved ones preying on grandparents. Read more →
  • Your memory isn't a recording; it's a reconstruction. Dr. Alan Castel explains that even two people witnessing the same event will remember it differently a day or week later. Read more →
  • Embrace "Desirable Difficulties": Dr. Alan Castel explains that making learning challenging—like trying to recall information before reviewing it—leads to significantly better, deeper memory formation. Read more →
  • Chasing achievement can lead to a dip in life satisfaction by midlife, a trend noted by Dr. Alan Castel. Older adults often report higher happiness due to a 'positivity bias' and a refined focus on what truly matters. Read more →

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