night shift

While most people are sound asleep, thousands of others are on the job in factories, power plants, hospitals and other businesses that can't shut down overnight. Some of these jobs require rotating shifts, in which employees work a…

Sleep -- or rather, the lack of it -- becomes a major source of stress for those who work the night shift (or graveyard shift). It's thought that 22 million Americans work night shift and this figure is growing as more job opportunities…