- Death from overwork.
- 2005, Melissa Rossi, What Every American Should Know About Who's Really Running the World, →ISBN:
- They say that Chinese workers in factories supplying Wal-Mart are dying from guolaosi—“overwork death”—from working upwards of fifteen hours a day, seven days a week, for months on end in a frenzy to quickly and cheaply fill demand ...
- 2007, Anne Elizabeth Moore, Unmarketable:
- Asia estimated that by June 2006 the number of deaths attributed to guolaosi in China had reached six hundred thousand per year.
- 2011, Eric Clark, The Real Toy Story: Inside the Ruthless Battle for Britain's Youngest Consumers, →ISBN:
- Her parents were told it was 'unknown death' and received a small sum in compensation. But the villagers said it was the new disease, guolaosi. Overwork death.
- 2015, Steven McShane, Mara Olekalns, & Alex Newman, Organisational Behaviour 5e; Emerging Knowledge, →ISBN:
- Although difficult to calculate, one prominent newspaper estimates that guolaosi claims the lives of 600 000 people in China each year.