As social isolation was associated with about a 50% increased risk of dementia this isn't surprising. https://nap.nationalacademies.org/catalog/25663/social-is

As social isolation was associated with about a 50% increased risk of dementia this isn't surprising. https://nap.nationalacademies.org/catalog/25663/social-isolation-and-loneliness-in-older-adults-opportunities-for-the https://nap.nationalacademies.org/catalog/25663/social-isola...