Don't go crazy, with the coffee...

http://uk.reuters.com/article/healthNewsMolt/idUKTRE51244H20090203

Coffee drinkers at mid-life had lower risks of dementia and Alzheimer's later in life compared with those drinking little or no coffee.

http://www.ottawacitizen.com/Life/Coffee+lowers+risk+Alzheimer+study+suggests/1178289/story.html

Just how coffee might protect the brain isn't known, but the researchers have three theories...