Walking Boosts Brain Health: Study Finds 2% Increase in Senior Hippocampus Size

June 23, 2025
Walking Boosts Brain Health: Study Finds 2% Increase in Senior Hippocampus Size
  • A recent study published in the Proceedings of the National Academy of Sciences reveals that walking can significantly increase the size of the hippocampus, a brain region essential for memory.

  • Walking stands out as a low-impact, accessible, and cost-free exercise option, eliminating the need for gym memberships or special equipment.

  • These findings challenge the notion that memory loss is an inevitable part of aging, suggesting that even mild exercise can lead to improvements in brain health.

  • The study underscores the importance of integrating brisk walking into daily routines for enhanced brain health, highlighting that it's never too early or too late to begin.

  • Participants who engaged in walking demonstrated better memory function and faster processing speeds compared to those in the control group.

  • Walking not only increases blood flow to the brain but also stimulates growth hormone production and promotes the formation of new synapses, thereby enhancing cognitive function.

  • The research focused on seniors aged 55 to 80, comparing the effects of stretching exercises with those of walking for 40 minutes three times a week.

  • MRI scans indicated that the hippocampus of participants in the walking group increased in size by an average of 2%, counteracting the typical shrinkage associated with aging.

Summary based on 1 source


Get a daily email with more Science stories

More Stories