"Most of my driving is between my house and the Market Place Shopping Center, which is less than 2 miles away on Alcosta."
Two words: adult trike
The quote is an excerpt from one of her replies to a commenter. I read all the comments, and almost everyone is urging her to give up driving.
Another excerpt from one of her comments: "My mother didn't give up her car until she was in her 80's, but I guess I'm not aging as well as she is."
I wonder how much better her mind would be working right now if she had spent most of that driving time on a bicycle, out in the fresh air