108. Four Numbers That Will Increase Your Productivity

Working more by working less

90

As it turns out, our body works best in 90 minute cycles. Even when you’re sleeping, your body acts in consecutive 90 minute cycles, which enhances rest and recovery. Similarly, an awake body works in 90 minute cycles of enhanced focus and productivity with 20 minute troughs intended for recovery.

The bottom line?

You should never work for more th…