Being a lifelong bookworm may keep you sharp in old age - Salon

via brain teasers - Google News http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNGTgVT2dIPTwK0emlhz5v0dZZaYNw&url=http://www.salon.com/2013/07/11/being_a_lifelong_bookworm_may_keep_you_sharp_in_old_age_partner/