But if age does have a factor, vision, hearing, memory, and reaction time are all typically reduced. Interestingly, I have 2 grandmothers at this age, both at

But if age does have a factor, vision, hearing, memory, and reaction time are all typically reduced. Interestingly, I have 2 grandmothers at this age, both at extremely different levels of cognitive and physical ability.1 has an ipad and plays bridge on it, while the other hasn't been able to use a computer for a decade.