For many if not most of us it’s been decades since we last sat in a school. The thought of a final exam or assigned paper is enough to steer us clear of a classroom. But would you re-think that decision if you knew that new knowledge could lead to better brain health as you age? Just as your body needs physical exercise to stay fit so your mind stays sharp with the acquisition of new information and complex problem solving. That’s exactly the kind of stimulation you might get from a college class, and many colleges now offer discounted or even free classes for non-matriculating older students. Interested in learning more? Read This.