I still remember setting a record (but, that as an 8am-5pm seminar for 200 people...) so when a saw this, I was happy.
Being fit, moving my body, tracking progress over time...this are important factors in/to your Productivity Profile. What you do, what you always have near you, what you focus on all create the "how and why" of your own approach to time management.
What's next for you to engage in? (Me? I'm at the airport, people watching as await my next flight. Good times!)