Train and bus drivers, doctors and carers, employees in companies where machines run around the clock: In many industries, people work in shifts. Some start early in the morning, or at midday. Others ...

Not all businesses operate during standard business hours. Industries such as health care, manufacturing and transportation often have employees working around the clock. Since many employees prefer ...

Night shifts are part of everyday life for physicians in specialty training. They test both body and mind: Fatigue, stress, and the responsibility of caring for patients at night demand a high level ...