Lost sleep and cyberloafing: Evidence from the laboratory and a daylight saving time quasi-experiment.

Journal of Applied Psychology Lost Sleep and Cyberloafing: Evidence From the Laboratory and a Daylight Saving Time Quasi-Experiment

Changing to daylight saving time cuts into sleep and increases workplace injuries.

The authors examine the differential influence of time changes associated with Daylight Saving Time on sleep quantity and associated workplace injuries. In Study 1, the authors used a National Institute for Occupational Safety and Health database of mining injuries for the years 1983-2006, and they found that in comparison with other days, on Mondays directly following the switch to Daylight Sa...

Aggression and Sleep: A Daylight Saving Time Natural Experiment on the Effect of Sleep Loss and Gain on Assaults

Objectives. The purpose of this study was to test the effect of a mild, short-term sleep loss/gain on assault rates. Methods. Using National Incidence Based Reporting System data and city-reported data from Chicago, New York, Philadelphia, and Los Angeles, we calculated the difference in assault rates on the Monday immediately following Daylight Saving Time (DST) as compared to the Monday a wee...

Daylight Saving Time Transitions and Road Traffic Accidents

Circadian rhythm disruptions may have harmful impacts on health. Circadian rhythm disruptions caused by jet lag compromise the quality and amount of sleep and may lead to a variety of symptoms such as fatigue, headache, and loss of attention and alertness. Even a minor change in time schedule may cause considerable stress for the body. Transitions into and out of daylight saving time alter the ...

Hendrik Wolff University of California , Berkeley

DISSERTATION Testing Simulation and Structural Models with Applications to Energy Demand. Principal advisors: Maximilian Auffhammer (co-chair) and Michael Hanemann (co-chair). JOB MARKET PAPER " Daylight Time and Energy: Evidence from an Australian Experiment, " with R. Kellogg. Rising energy prices and environmental concerns are driving countries to consider extending Daylight Saving Time (DST...