Feeling buried by work, like you can't find time for a few days off, like your entire work-life balance is out of whack? If you're an American worker, it just might be. A new study has found that U.S. workers forfeited $52.4 billion in time-off benefits in 2013, and took less vacation time than at any point in the last four decades. American workers turned their backs on a total of 169 million days of paid time off, in effect ...