You’ve been at work for five hours straight. Your mind is wandering, your shoulders are slumped, and your eyelids are heavy. You know you need to get back on track. Surprisingly, your best strategy might be to slack off. “If you run and don’t fuel your body, you eventually collapse,” says Karen Turner, the CEO of Turner Efficiency Coaching, a company that helps businesses improve employee productivity. “The same thing happens with work. If you don’t rest, you’ll crash.” It may seem counterintuitive, but taking a break from the task at hand can jump-start your brain, boost motivation and improve your focus. And as research shows, more inane distractions can have especially positive effects on your powers of concentration. Most of us ditched our daily naps after preschool, but scientific experiments suggest that was likely a mistake. Having a snooze – even one as short as ten minutes – can improve alertness, memory and cognitive performance. It might also help you ...