According to a new report by Monster Canada, one-quarter of Canadian employees have felt so overworked that they felt quitting was their best option.

Researchers from the University College, London find that if you work more than a certain number of hours per week, your risk of developing atrial fibrillation increases.

In an effort to boost consumer spending and reduce karoshi - death by overwork - Japan is encouraging workers to leave early on the last Friday of every month.