If you have been around older people, perhaps your parents or grandparents, you may have noticed that as they got older, it took them a little longer to dredge up the precise word they needed to express a thought, or to remember the name of a person, a place, or perhaps the title of a book that they wanted to recommend to you. Even in the absence of any of the recognized dementias, older people gradually lose some of the cognitive ability that they had at younger ages. Continue reading →