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Simple lifestyle changes to reduce your risk of dementia

9 snips
Oct 30, 2025
In this engaging discussion, Laura Baker, a professor of gerontology and geriatrics, reveals key findings from the U.S. POINTER study, which investigates lifestyle changes to reduce dementia risk. She explains how better nutrition, increased physical activity, and social engagement can significantly slow cognitive decline. Laura shares insights on structured versus self-guided lifestyle programs, emphasizing the impact of community support. Neurologist Monica Parker adds that monitoring sleep, sensory health, and even vaccinations can also play crucial roles in maintaining cognitive function.
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INSIGHT

Nearly Half Of Dementia Is Preventable

  • About 45% of dementia cases are potentially preventable according to the 2024 Lancet Commission.
  • Modifiable risks include smoking, excess alcohol, inactivity, obesity, hypertension, and air pollution exposure.
ANECDOTE

How Participants Were Selected

  • Laura Baker designed the U.S. POINTER trial to test lifestyle changes in older adults at risk for decline.
  • Participants were 60–79, sedentary, eating a typical American diet, and often had borderline cardiovascular risks.
ADVICE

Use Structured Programs And Local Teams

  • Join a structured program with explicit diet, exercise, cognitive tasks, and tracking for stronger results.
  • Teams met locally to build accountability and support habit formation.
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