Why Low Mood Keeps Going: The Depression Cycle
An explainer on how withdrawal, doing less and going over things in your mind keep low mood going, and why gently doing more helps you feel better.
Written by Tarun Vermani, Trainee Clinical Psychologist Last reviewed
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Why Low Mood Keeps Going: The Depression Cycle
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The pull to do less
When mood is low, doing anything can feel like too much. So we naturally do less, step back from people, and drop the things we used to enjoy. This makes complete sense, because everything feels harder and pointless. But over time, doing less can quietly keep the low mood going. This handout explains how, and what helps turn it around.
Withdrawal and doing less
Low mood saps your energy and your interest. You cancel plans, stay home, and let chores and hobbies slide. In the short term this feels like a relief, because you are protecting yourself from effort. But pulling back also removes the very things that used to lift you, even a little, leaving fewer bright spots in the day.
Less pleasure, less sense of achievement
When you stop doing things, two important things disappear. You get fewer moments of pleasure and enjoyment, and fewer moments of getting something done. Without these, the days start to feel empty and flat. There is less to look forward to and less to feel good about, and that pushes mood down further.
More time in your own head
Doing less also leaves more empty time, and low mood tends to fill it with going over things again and again. This is called rumination: replaying mistakes, worrying about the future, or asking why you feel this way. It feels like problem-solving, but it usually just deepens the low mood and drains what little energy you have.
Which of these do you notice?
These are common patterns when mood is low. They are not a sign of weakness, they are part of how depression works. Tick any that you recognise in yourself lately.
The vicious cycle
Put together, this becomes a loop. Low mood leads you to withdraw and do less, which means less pleasure, less achievement and more time stuck in your thoughts, which lowers your mood even further. The harder things feel, the less you do, and the less you do, the worse things feel.
Doing before feeling
It is tempting to wait until you feel like it before you do something. But with low mood, the motivation usually comes after you start, not before. So the way out is to do a little first, even while you still feel low, and let the better feeling follow. Starting small and building up gently is the heart of an approach called behavioural activation, and it works precisely because it breaks the cycle from the doing side.
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When to use ‘Why Low Mood Keeps Going: The Depression Cycle’
‘Why Low Mood Keeps Going: The Depression Cycle’ is an interactive cognitive behavioural therapy (CBT) worksheet, most often used in CBT for depression and low mood.
It is designed to be used within therapy rather than as a standalone self-help tool: a therapist introduces it, works through it collaboratively, and helps make sense of what it surfaces. You can preview the full worksheet above, then assign it digitally for clients to complete between sessions on any device — or download it as a print-ready PDF.
How it works
Most people work through it in around 9 minutes. It moves through six short steps:
- The pull to do less — When mood is low, doing anything can feel like too much. So we naturally do less, step back from people, and drop the things we used to…
- Withdrawal and doing less — Low mood saps your energy and your interest. You cancel plans, stay home, and let chores and hobbies slide. In the short term this feels…
- Less pleasure, less sense of achievement — When you stop doing things, two important things disappear. You get fewer moments of pleasure and enjoyment, and fewer moments of getting…
- More time in your own head — Doing less also leaves more empty time, and low mood tends to fill it with going over things again and again. This is called rumination:…
- Which of these do you notice? — These are common patterns when mood is low. They are not a sign of weakness, they are part of how depression works. Tick any that you…
- The vicious cycle — Put together, this becomes a loop. Low mood leads you to withdraw and do less, which means less pleasure, less achievement and more time…
Completed on the Formulate platform, your client's answers are saved automatically and shared straight back to you, so you can review them before the next session rather than waiting for a paper copy to come back.
The CBT approach behind it
In common with other CBT methods, ‘Why Low Mood Keeps Going: The Depression Cycle’ works by re-engaging with meaningful and rewarding activity (behavioural activation). The aim is not positive thinking but a clearer, shared understanding of what keeps a difficulty going — and practical, testable ways to change it.
Because it is a CBT tool it stays focused on the here-and-now links between thoughts, feelings, the body and behaviour, and it works best as one part of a wider course of therapy rather than as advice or a diagnosis.
Evidence & sources
This worksheet is grounded in established cognitive behavioural therapy theory and practice. Key sources include:
- Lewinsohn, P.M. (1974). A behavioral approach to depression. In R.J. Friedman & M.M. Katz (Eds.), The Psychology of Depression: Contemporary Theory and Research. New York: Wiley.
- Beck, A.T., Rush, A.J., Shaw, B.F., & Emery, G. (1979). Cognitive Therapy of Depression. New York: Guilford Press.
- Jacobson, N.S., Martell, C.R., & Dimidjian, S. (2001). Behavioral activation treatment for depression: Returning to contextual roots. Clinical Psychology: Science and Practice, 8(3), 255-270. doi:10.1093/clipsy.8.3.255
- Martell, C.R., Dimidjian, S., & Herman-Dunn, R. (2010). Behavioral Activation for Depression. New York: Guilford Press.
For use alongside professional support
Formulate provides educational CBT resources for use with a qualified therapist. They are not a substitute for professional assessment, diagnosis, or crisis care.
If you need urgent help now:
- Emergency services: 999 — if you or someone else is in immediate danger
- Samaritans: 116 123 — free, day or night, 365 days a year
- SANEline: 0800 689 5555 — 4:30pm–10:30pm, every day
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