Take a break, and pick a destination for your next vacation.
For many people, it's the start of the workweek. And even if you love your job, there's something about having all those days stretching ahead to the next weekend that can bring you down. Which is why we advocate planning your next vacation, stat.
And if you need more motivation than changing your view from cubicle to tropical isle, consider this: Planning a vacation — even before taking it — has been shown to boost happiness. So if you've got a case of the Mondays, start planning your way to a better mood.