News bulletin: After reading this article, get offline, go home, take a nap — or if you're lucky enough to be in a warm climate — have a date with the sun. (Wait, it's Friday! aren't you doing this anyway?)
Because working too hard is bad for your health, of course.
Marianna Virtanen, professor at the Finnish Institute of Occupational Health (Finland), proved this point with her research in the last few years, which led to this thesis. The title of her work pretty much summed it up: "Long Working Hours and Health in Office Workers: A Cohort Study of Coronary Heart Disease, Diabetes, Depression and Sleep Disturbances."
Checking email at midnight? Heart attacks coming. Putting the finishing touches on that proposal for the morning meeting at 1:30 a.m.? Diabetes is on its way.