If you’ve ever felt like the world operates by different rules in the middle of the night, these stories will confirm it.

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 ...

Many employees work all kinds of unusual shifts, often sleeping during the day and eating at night, putting them at risk for heart disease. But researchers in Boston have found that the timing of ...

Many medical professionals working night shifts struggle to get enough quality sleep. Working those late hours significantly impacts our natural circadian rhythm. Circadian rhythm internally regulates ...

The city doesn’t go to sleep just because most of us do. Some people work nights, keeping the city going. Haley Hatton, a harm reduction specialist for the Night Ministry, put it plainly: “[This work] ...