Timefall · Guides

The 52/17 rule and other work-break ratios

Do they work? · By Ilia Usatov · November 2026 · 5 min read

Work 52 minutes, rest 17. The 52/17 rule has been shared as the secret of the most productive people since 2014. It is an interesting number, but it doesn’t come from an experiment, and it can’t tell you what will work for you. Here is what it is, and what better evidence says about breaks.

Where 52/17 came from

DeskTime, a time-tracking app, looked at the habits of its most productive users in 2014. On average, the top performers worked for about 52 minutes and then took a break of about 17. The finding was widely reported, starting with The Muse.

Three things to know about it:

• It isn’t peer-reviewed. It is a company’s analysis of its own users.
• It is a correlation. The researchers ranked people by productivity first and then looked at their habits. That shows what top performers happened to do, not that taking 17-minute breaks makes anyone more productive.
• The number moves. A later rerun of the analysis was reported to give a very different rhythm, around 112 minutes of work and 26 of rest.

What controlled studies say

Studies that randomly assign people to break schedules are rarer, but they exist:

• In a 2023 study of 87 students, planned breaks (like a 24/6 Pomodoro rhythm) led to less fatigue and better concentration and motivation than breaks taken whenever students felt like it, with the same amount of work done.
• A 2025 study of 94 students found no difference in productivity between Pomodoro, Flowtime and self-chosen breaks over a two-hour session.
• A 2022 meta-analysis found that short breaks of up to 10 minutes give a small boost in energy and reduce fatigue. Longer breaks helped performance more, and draining work may need breaks longer than 10 minutes.

There is more detail on these in does the Pomodoro Technique work?

So which ratio should you use?

• The exact numbers matter less than planning. 25/5, 52/17 and 90/20 are all reasonable. What the evidence supports is deciding your breaks in advance.
• Match the block to the task. Short blocks suit admin and email. Deep work often needs longer stretches, and then a real break, not 5 minutes.
• Test it for a week. Try one rhythm, note how much you got done and how you felt, then try another.

Sources

1. The Muse. The rule of 52 and 17: it’s random, but it ups your productivity, 2014.
2. Silicon Canals. DeskTime 52/17 work-break productivity: observational data.
3. Biwer F, Wiradhany W, oude Egbrink MGA, de Bruin ABH. Understanding effort regulation: comparing ‘Pomodoro’ breaks and self-regulated breaks. British Journal of Educational Psychology 2023;93(S2):353–367. doi:10.1111/bjep.12593.
4. Smits, Wenzel, de Bruin. Investigating the effectiveness of self-regulated, Pomodoro, and Flowtime break-taking techniques among students. Behavioral Sciences 2025;15(7):861. mdpi.com.
5. Albulescu P, et al. “Give me a break!” A systematic review and meta-analysis on the efficacy of micro-breaks for increasing well-being and performance. PLOS ONE 2022;17(8):e0272460. doi:10.1371/journal.pone.0272460.