Take some time off
From Motley Fool: While Europeans take about six weeks of vacation each year, we Americans average only 10.2 vacation days per annum, with only 4.3 nights spent away from home. Of course, on the whole, we get paid more than our European counterparts, and we own more stuff. We likely have more squirreled away in our retirement accounts, too. But if you drive yourself into an early grave, what good are the millions?