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Finishing one small task

Pick one task you can finish in under five minutes and finish it. A sensible way to get moving when you feel stuck, though there's little direct research on it.

Short answer

When you feel stuck or flat, pick one task that takes under five minutes and finish it. Reply to one email, wash one pan, book one appointment. It’s a sensible way to get moving, and it fits with methods that have good evidence. But nobody has really tested “finish one small task” as a mood reset on its own, so this is common practice rather than proven.

How to do it

  1. Pick one task you can finish in under five minutes. Not “start the report”. Something with a clear end: send the invoice, pay the bill, put the laundry away, reply to Mom.
  2. Choose the one that’s been nagging you, if there’s a small one. If not, pick any.
  3. Do it now. Don’t plan, don’t tidy first, don’t check messages.
  4. Finish it completely. Send it, file it, put it back.
  5. Notice that it’s done. Cross it off or say “done”. Then decide whether to do another one or go back to your day.

If even five minutes feels like too much, shrink the task. “Open the email” is a valid task.

If a task can’t be finished in five minutes, write down the very next step and when you’ll do it. That’s a small task too.

When to use it

  • When you’re facing a long to-do list and don’t know where to start. See Overwhelmed by a long to-do list.
  • When you’ve been putting something off and it’s started to weigh on you. See Procrastination.
  • On a flat afternoon when nothing feels worth doing.

It’s not a way to clear a backlog. Doing ten tiny tasks to avoid one important one is still avoidance.

Evidence

The closest research is on behavioral activation, a method first developed and tested in clinical trials. It means planning and doing activities that are enjoyable or meaningful, instead of waiting until you feel like it. A meta-analysis of 20 randomized studies with 1,353 people found a moderate improvement in well-being, including in people who were not seeking help [1]. Those programs ran over weeks, not five minutes.

The progress principle comes from a diary study of knowledge workers. On days when people felt they made progress on meaningful work, even small progress, they reported better moods and more motivation [2]. That’s a correlation: good days may produce progress as much as progress produces good days.

You may have heard that unfinished tasks stick in your mind (the Zeigarnik effect). The memory part of that hasn’t held up. A 2025 meta-analysis found no memory advantage for unfinished tasks, though people did tend to go back to tasks that had been interrupted [4]. In separate lab studies, unfinished goals did intrude on people’s thoughts, and writing a specific plan for the goal stopped that [3].

Rated Common practice. The idea is sensible and fits methods with real evidence, but it hasn’t been tested directly.

Try this week

Each morning this week, before you open your email, pick one task that takes under five minutes and finish it. Write it on a sticky note and cross it off. On Friday, look at the five notes and ask whether the mornings felt any different.

Sources

  1. [1]Mazzucchelli TG, Kane RT, Rees CS (2010). Behavioral activation interventions for well-being: A meta-analysis. Journal of Positive Psychology. Systematic review / meta-analysis
  2. [2]Amabile TM, Kramer SJ (2011). The Power of Small Wins. Harvard Business Review. Observational study
  3. [3]Masicampo EJ, Baumeister RF (2011). Consider it done! Plan making can eliminate the cognitive effects of unfulfilled goals. Journal of Personality and Social Psychology. Intervention study
  4. [4]Ghibellini R, Meier B (2025). Interruption, recall and resumption: a meta-analysis of the Zeigarnik and Ovsiankina effects. Humanities and Social Sciences Communications. Systematic review / meta-analysis

Topics: Procrastination, Motivation, Progress, Stuck

Sources checked 4 October 2026. Spot a mistake? Tell us.