Two studies reveal exercise's power: Moderate to low intensity, just twice a week, significantly cuts dementia risk, boosts brain function, memory, and focus. One study showed a 41% reduction! #DementiaPrevention #BrainHealth #ExerciseBenefits #CognitiveFunction #HealthyAging #FitnessFacts #Neuroscience #WellnessTips #StaySharp #BritishJournalOfSportsMedicine