President and founder of The Energy Project in New York and a co-author of The Power of Full Engagement Tony Schwartz says the key to productivity is managing your energy, not your time. Is your workplace attuned to those kinds of needs, or are we on that daily grind? Q&A: Step Away From the Keyboard (and Other Productivity Tips) – [ComputerWorld] The keys are pretty simple: eating frequently and nutritiously in small portions, working out regularly, sleeping sufficiently and taking at least short breaks every 90 to 120 minutes during the work day. If you’ve got those nailed, you’re in great shape. The problem is that virtually no one we work with does have those nailed.