Seventy-three percent of working Canadians experience almost daily stress in their jobs, according to a recent study by Statistics Canada. That's approximately 10 million people, or nearly one-third of Canada's population. More than one-quarter of workers say their job is "quite a bit" or "extremely" stressful; close to half say they experience "a bit" of stress. But where is all the stress coming from, and is it affecting workers' productivity? Morever, should employers be aiming for stress-free workplaces?