Circadian disruption and sleep restriction contributing factorsResearchers from Sweden have uncovered an association between shift work and increased risk of multiple sclerosis (MS). Those who engage in off-hour employment before the age of 20 may be at risk for MS due to a disruption in their circadian rhythm and sleep pattern. Findings of this novel study appear today in Annals of Neurology, a journal published by Wiley-Blackwell on behalf of the American Neurological Association and Child Neurology Society. Previous research has determined that shift work—working during the night or rotating working hours—increases the risk of cardiovascular disease, thyroid disorders, and...
