Workplace fatigue and stress is a growing topic for worker safety and health research. For instance, workplace studies have shown that the nature of retail industry work may cause fatigue and stress. Nonstandard work schedules such as irregular and extended shifts, long periods of standing, and reduced staffing are a few reasons for health issues related to job fatigue and stress.
Full article: Reducing fatigue and stress in the retail industry: Workplace solutions
Source: Safety Best Practices