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The Ultimate Human with Gary Brecka
The Ultimate Human with Gary Brecka

274. Dr. Courtney Conley: Dementia, 4,000 Steps, Big Toe & The 6th Vital Sign

Jun 2, 2026 · 1h 0m
AI Summary
  • Walking speed predicts dementia up to 7 years prior to symptoms.
  • 4,000 steps daily may halve dementia risk, linked to BDNF.
  • Scientists propose walking speed as the sixth vital sign.

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