52/17 Rule is a preset with 52 min of focus, a 17 min short break, and a 17 min long break. You take a long break after every 1 focus sessions.
This comes from a productivity app that analyzed the patterns of its top 10% of users and found an average rhythm of 52 minutes of work and 17 minutes of rest. The generous 17‑minute break solidly supports the next 52 minutes of focus.
The key is to see a break not as ‘wasted time’ but as recovery for the next round of focus. It fits well with office and knowledge work, where you need to sustain focus all day long.