More than fifty years after the end of World War II, a new chapter of Holocaust history is unfolding. Evidence is emerging of the complicated financial transactions between the Nazis and the European countries and businesses that profited by the genocide.
People with IQ's of 80-90 are a little on the slow side but may be found in fast-food restaurants, day-care centers, etc. They may also be found in unskilled jobs. About 16% of the population has IQ's in this range.
We can keep our brains sharp by learning new things, doing puzzles such as crosswords and sudoku, and (my favourite) playing music. Even so, as we age the speed of our brain's ability to process information generally slows down a certain amount. If you want to know how much your brain's processing ability has slowed down since you were a young feller, go here and take this short test: http://bfc.positscience.com/eval/bst.php.