We must declare war on the disease of hyperefficiency and reembrace the American virtues of laziness, indolence, and sloth. . . . Workers of the world unite! . . . Take a vacation! . . . You have nothing to lose but your health insurance." -You Know You Need a Vacation If . . .

You Know You Need a Vacation If . . . is a compelling read for the 80 percent of the workforce who feel they are overworked and for the more than 35 percent of employees who annually forfeit their vacations.

If you begin using your cell phone before leaving your driveway, or if you have no idea what your house looks like in daylight, this book is for you. Joey Green and Alan Corcoran offer more than 250 additional telltale signs that you're, indeed, in need of some downtime.

In the spirit of workplace-humor sensations like The Office, Dilbert, and Office Space, You Know You Need a Vacation If . . . advises taking a vacation if:

* You dial 9 for an outside line-from home.

* You've paid $35 for missing a dentist appointment.

* The only church you attend is in turbulence at 35,000 feet.

* You stay five-hours late at the office "to avoid rush hour traffic."