impaired driving

Scientists are finding that night shift work comes with a range of particular health risks, from heart disease to diabetes to breast cancer. This month, another study joined the pack — this one on the risk of traffic crashes among those who head home from work at sunrise. To conduct the study, researchers from Brigham and Women's Hospital and the Liberty Mutual Research Institute recruited and examined the experiences of 16 night shift workers as they participated in two two-hour daytime drives on a closed test track. The study participants undertook one driving test after working a night…