Senior citizens are a high risk group for urinary tract infection and recent research has found there’s even more reason to protect against UTI as the BBC reports:

“Infections outside the brain may speed memory decline in Alzheimer’s disease, UK researchers say. In a study of 222 elderly people with Alzheimer’s they found that getting infections in places like the chest or urinary tract could double memory loss.”

Read more (as link http://news.bbc.co.uk/2/hi/health/8241833.stm)