you should be dancing (yeah)

A 2003 report from the New England Journal of Medicine shows that dancing keeps the mind young more than any other recreational activity.

The 21-year study of senior citizens 75 and older shows:

Almost none of the physical activities appeared to offer any protection against dementia. There can be cardiovascular benefits of course, but the focus of this study was the mind. There was one important exception: the only physical activity to offer protection against dementia was frequent dancing. 

            Reading - 35% reduced risk of dementia
            Bicycling and swimming - 0%
            Doing crossword puzzles at least four days a week - 47%
            Playing golf - 0%
            Dancing frequently - 76%. 

Dancing was the greatest risk reduction of any activity studied, cognitive or physical. 

What is it about dancing that keeps the mind young?

The essence of intelligence is making decisions. [Dancing is an] activity which requires split-second rapid-fire decision making, as opposed to rote memory (retracing the same well-worn paths), or just working on your physical style. 

Here are some people whose minds must be off-the-charts :