Story perspectives
Daily Walking Delays Cognitive Decline, Study Finds
11/7/2025
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Story summary
- A Harvard Medical School study followed 296 participants for 14 years.
- Walking 3,000 to 5,000 steps daily delayed cognitive decline by about 3 years.
- Walking 5,000 to 7,500 steps daily delayed decline by about 7 years.
- Regular walking slowed tau protein accumulation.
- Exercise cannot prevent Alzheimer's but may delay symptoms in those with early signs.
