It’s 5 am and you feel like death. Eight hours down and you’ve still got four more to go. With a mind like sludge, a phone rings and you need to sound attentive and informed. This isn’t going to be easy.

Me – I hate night shifts. Hours of dark, unrewarding loneliness accompanied with the odd things your digestive system does at four in the morning. Finishing means collapsing into bed utterly exhausted as the rest of the world enjoys their Cheerios. It is strange experience. Even stranger, is that so many people actually love working at night.

Some people must be better at it than others. Researchers from Bergen, Norway – a country known for very long, dark winters – compiled over 30 years of research to find out what makes a true ‘night worker’. Could this be you? Read on, to see if you are built to work the night shift… Read more