The Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text-Revision, defines circadian rhythm sleep disorder (CRSD) of the shift work type as, “insomnia during the major sleep ...

Shift workers are more prone to short sleep and a range of sleep disorders, a large Belgian study finds. The problem was worse among night shift workers, about half of whom sleep 6 hours or less a ...

Working the night shift, or any schedule outside of a standard 9–to–5, can lead to shift-work sleep disorder (SWSD). SWSD occurs when your sleep-wake patterns don't align with your internal clock ...

All life on Earth is affected by the day-night cycle resulting from the planet's rotation. In line with this, humans are naturally awake during daylight hours, and sleep at night when it is dark.

Many more people work very early morning shifts than overnight ones, and a large proportion struggle with excessive sleepiness from shift work disorder, leading to problems with focus, performance and ...

MINNEAPOLIS — Irregular night shift work is well known for its potential to cause sleep problems, but a new study suggested it can also be associated with an increased risk of developing migraines.

Working through the night can put a toll on your body and overall health. More than 9 million adults in the United States work shifts at night, according to the U.S. Census Bureau. There are many jobs ...

The union body warned that 1.2 million of Britain’s 3.4 million night workers earn less than £10 an hour. Doctors, nurses, firefighters and other shift workers know all about the effects of wonky ...

Timed exposure to light. Based on the results of several studies, the AASM concludes that timed light exposure in the work environment and light restriction in the morning, when feasible, decreases ...