Got a bit of a victim-blamey vibe here. Intuitively it makes sense that if you're more active and social, you don't get Alzheimer's - but it's also pretty tough

Got a bit of a victim-blamey vibe here. Intuitively it makes sense that if you're more active and social, you don't get Alzheimer's - but it's also pretty tough to separate correlation and causation. Does being shut-in cause Alzheimer's, or do people end up being shut-ins because of Alzheimer's? Intuition is often wrong.