November:

• Track your progress to increase your motivation. 
• Flow. It takes 90 minutes of unbroken focus to reach flow. Flow can increase your productivity by 500%.
• 90-Minute work blocks. Allocating two 90-minute work blocks forces you to choose your task for the da...

Studies indicate that short breaks can lead to 16% boosts in focus. Better to work for 90 minutes at a time with short breaks in between.

Stepping back to clear your head, even if it's just for a quick walk around your office, can jumpstart your brain and leave you feeling ref...

Your brain can only focus for 90 to 120 minutes before it needs a break. 

This is the ultradian rhythm, a cycle that’s present in both our sleeping (the 90-minute cycles during which we progress through the five stages of sleep) and waking lives (as we move from higher to lower alert...