Answer. . .Europe is not an island nor a country but a continent which is located Eastward from the U.S. is divided by the North Atlantic ocean. Asia is to it's East. E â¦ urope comprises the westernmost peninsula of Eurasia.
Shift work sleep disorder (SWSD) is a circadian rhythm sleep disorder characterized by insomnia and excessive sleepiness affecting people whose work hours overlap with the typical sleep period.
Not all shift workers suffer from sleep issues. But, approximately 10% of night and rotating shift workers are thought to have a sleep disorder known as shift work disorder. Between roughly 25-30% of shift workers experience symptoms of the disorder such as excessive sleepiness or insomnia.