:

What is the life expectancy of a 70 year old with dementia?

According to the Alzheimer's Association, individuals with Alzheimer's disease can live an average of four to eight years after diagnosis, though some may live as long as 20 years. Understanding **what is the life expectancy of a 70 year old with dementia?** involves recognizing that this figure is not a single number but rather a range heavily influenced by numerous individual factors.