I believe that it can range from 2 - 10+ years, but bearing in mind that my husband is almost 79 I would think that the former is more likely in his case. I don't know how much fitness comes into the equation, as he has been a keen gardener.
In late 2015 my family first noticed a change in my personality and my ability to remember things. It seemed to start off with silly things like forgetting where the car keys where and i began to forget family members names. I was on medication and h...