> Well if you live long enough you're basically guaranteed dementia Not true; I'm sure there is a relationship between age and prevalence of dementia, but it's

> Well if you live long enough you're basically guaranteed dementia Not true; I'm sure there is a relationship between age and prevalence of dementia, but it's far from a guarantee. I've known too many centennials of surprisingly sound mind, and they eventually start having falls and the body can't heal sufficiently to fully recover. Once the dementia sets in, though, that's another story. The aging process seems to advance quicker when dementia is present.