Does a Gratitude Journal Actually Work? What the Research Says — and Why Gratitude Can Feel Forced

Short answer: yes — but modestly, and not for everything. Across four meta-analyses, gratitude exercises produce small, real improvements in wellbeing; they are not an effective treatment for depression or anxiety. And in one well-known study, writing once a week helped while writing three times a week did not.

What's happening psychologically

A gratitude journal is a simple instruction: write down things you're thankful for. The research idea behind it is that deliberately noticing good things — especially things other people did for you — shifts what you pay attention to and what you remember about your week.

Psychologist Sonja Lyubomirsky, interviewed about her own studies, describes gratitude as working by redirecting attention, reframing how we interpret events and colouring our memories in a more positive direction. She also points to the problem that undercuts it: hedonic adaptation — our capacity to adjust quickly to almost any new circumstance. Applied to journaling, that suggests the same good things — and the same routine — can stop registering.

That second part explains the most common complaint about gratitude journals: by week three, writing "family, health, coffee" feels like homework.


What the research actually says

The study that started it

In 2003, Robert Emmons and Michael McCullough published three experiments in the Journal of Personality and Social Psychology. Participants were randomly assigned to list things they were grateful for, list hassles, or list neutral events (or, in one study, make social comparisons), weekly in one study and daily in another. A third study involved adults with neuromuscular disease.

The gratitude groups showed higher wellbeing on several, though not all, of the measures, and the effect on positive mood was the most robust finding. Contemporary coverage in The Washington Post noted that the students in the gratitude groups exercised more, and the chronically ill adults reported sleeping longer.

Worth noticing: the comparison groups in the early studies included people listing hassles — a comparison that later reviewers flagged as likely to make gratitude look better than it is.

What happens when you combine dozens of studies

Single studies can mislead. Meta-analyses pool many of them:

- Davis et al. (2016), Journal of Counseling Psychology — 26 studies. Gratitude interventions had a modest overall effect on wellbeing. Against comparison activities that were also meant to help, the effect on wellbeing was small, and there was no effect on anxiety. The authors concluded that enthusiasm for gratitude interventions should be tempered.
- Dickens (2017), Basic and Applied Social Psychology — 38 studies. Gratitude interventions increased happiness, life satisfaction and positive affect, with small to medium effects.
- Cregg & Cheavens (2021), Journal of Happiness Studies — 27 studies, 3,675 participants, focused on depression and anxiety symptoms. The effect was small, and smaller still when the comparison was an active activity rather than a waitlist. The authors recommend people looking to reduce depression or anxiety symptoms use treatments with stronger evidence.
- Kirca, Malouff & Meynadier (2023), International Journal of Applied Positive Psychology — 25 randomised trials, 6,745 participants, looking only at gratitude expressed toward another person. A significant but small effect on wellbeing compared with neutral activities; compared with other genuine wellbeing activities, the difference was not significant.

Reading this honestly: gratitude journaling is a cheap, low-risk habit with a small benefit for mood and life satisfaction, on average. It is not a mental-health treatment, and it is not obviously better than other positive activities.

Why "every day" may be the wrong instruction

Lyubomirsky, Sheldon and Schkade asked students to "count their blessings" either once a week or three times a week, alongside a control group. In Lyubomirsky's own account, the once-a-week group showed significant improvements in wellbeing, while the three-times-a-week group showed no benefit or a slight decrease. Her interpretation: when you do something too often it loses its freshness and meaning.

That's one study, and she has also said that for some people more frequent practice may work. But it is a direct challenge to the common "three things every night" advice.

The part people skip: saying thank you

Kumar and Epley (2018, Psychological Science) asked people to write a thank-you letter to someone who had helped them, then compared the writers' predictions with the recipients' actual reactions. Writers underestimated how positive recipients would feel, underestimated how surprised they'd be, and overestimated how awkward recipients would find it. The worry about wording it well turned out to be a barrier to expressing gratitude at all.

Interestingly, the 2023 meta-analysis found that expressed gratitude helped the writer similarly whether or not the letter was actually delivered — so even an unsent letter counts.


An everyday example

Someone starts a gratitude journal on 1 November, three items a night. By mid-month the entries read "kids, partner, warm house", written in thirty seconds before sleep. It no longer feels like anything. Switching to one entry a week — Sunday evening, one specific moment ("my sister drove 40 minutes to drop off soup when I was ill") plus one sentence on why it mattered — makes it feel like noticing again rather than reciting.


Why gratitude can feel forced

- Adaptation: repeating the same items turns noticing into routine (Lyubomirsky's hedonic adaptation point).
- Frequency: more often isn't automatically better (the once-vs-three-times finding).
- Pressure to feel a certain way: a gratitude list written to cancel out a hard week can feel dismissive of the hard part. The research on depression and anxiety symptoms suggests gratitude exercises shouldn't be expected to carry that load.


What this does not necessarily mean

- It doesn't mean gratitude is fake. The effects are small but they show up repeatedly across meta-analyses.
- It doesn't mean you're doing it wrong if it feels flat. That's a common pattern, not a verdict on you.
- It doesn't mean you should be grateful instead of addressing a problem. A gratitude list sits alongside real difficulties; it doesn't cancel them.
- It isn't a treatment. If you're dealing with persistent low mood or anxiety, the meta-analytic evidence says gratitude exercises alone are not enough.


Practical things to try (a Thanksgiving-season version)

1. Go weekly, not nightly. Pick one evening — Sunday works — for the five weeks up to Thanksgiving on 26 November.
2. Be specific. Write one moment, who was involved and why it mattered, instead of a list of nouns.
3. Favour people over things. Write about something a person did, which overlaps with the "expressed gratitude" studies.
4. Rotate the question. Use a different prompt each week from the list below so it doesn't go stale.
5. Turn one entry into a message. Before Thanksgiving, send one person a short note telling them what they did and what it changed. The Kumar and Epley findings suggest it will land better than you expect.
6. Stop if it backfires. If the journal reliably makes you feel worse, drop it. It's one option among many.

Five weekly prompts for a gratitude list that doesn't go stale

- Week 1: What's one thing someone did for me this week that they didn't have to?
- Week 2: What's something I'd miss if it disappeared tomorrow?
- Week 3: Which ordinary moment this week would I like to remember in ten years?
- Week 4: Who made something easier for me this month, and how?
- Week 5 (Thanksgiving week): What are three things to be thankful for that I didn't choose or earn?


When professional help may be appropriate

If low mood, worry or numbness has lasted for weeks, or is getting in the way of work, sleep or relationships, that's a conversation for a GP, doctor or licensed therapist. The research reviewed here specifically found that gratitude exercises are not a substitute for treatments with stronger evidence.


Take the quiz

Is your gratitude practice working for you? A 2-minute quiz that suggests whether to keep your routine, change its frequency, or switch to expressing thanks directly.

FAQ

Does a gratitude journal actually work?
On average, yes, a little. Meta-analyses pooling dozens of studies find small improvements in wellbeing, mood and life satisfaction. The effect is modest, and it is not a reliable treatment for depression or anxiety: a 2021 meta-analysis of 27 studies found only a small effect on those symptoms.

How often should I write in a gratitude journal?
There's no single answer, but one study by Lyubomirsky and colleagues found that counting blessings once a week improved wellbeing while doing it three times a week did not. A weekly entry is a reasonable starting point; adjust if it feels flat or forced.

What's the difference between a gratitude journal and a gratitude list?
A gratitude list is usually a quick list of items; a gratitude journal entry tends to describe one or two moments in more detail. Specific entries about what a person did and why it mattered are easier to keep fresh than repeated short lists.

What are good things to be thankful for if I'm stuck?
Look for specifics rather than categories: a moment someone helped you, something you'd miss if it disappeared, an ordinary scene you'd like to remember. Things to be thankful for don't have to be big; they do need to be concrete.

Is it better to write gratitude down or say it to someone?
Both appear to help. A 2023 meta-analysis of 25 trials found expressing gratitude toward a person improved the writer's wellbeing slightly whether or not the message was delivered. Separate research found recipients of thank-you letters felt more positive and less awkward than the writers predicted.

Why does my gratitude journal feel forced?
Usually because of repetition and frequency: writing the same items daily turns noticing into routine. At Mind Decoded we'd suggest fewer, more specific entries, rotating prompts, and occasionally turning an entry into a message to the person involved.



This article describes common patterns and research findings. It is not medical or psychological advice.


Sources

- Emmons, R. A., & McCullough, M. E. (2003). Counting blessings versus burdens. J Pers Soc Psychol, 84(2), 377–389. Abstract: https://pubmed.ncbi.nlm.nih.gov/12585811/ · study sample details: https://worlddatabaseofhappiness.eur.nl/studies/emmons-mccullough-2003-study-us-1998-1-16305
- Washington Post coverage (10 March 2003), hosted by the author: https://pages.ucsd.edu/~memccullough/Media%20Coverage/counting_blessings_washpost_2003.pdf
- Davis, D. E., et al. (2016). Thankful for the little things: A meta-analysis of gratitude interventions. J Couns Psychol, 63(1), 20–31. https://doi.org/10.1037/cou0000107 — findings as summarised in Huston et al. (2024), https://researchonline.jcu.edu.au/83467/1/Huston_et_al_2024.pdf, and Kirca et al. (2023) below
- Dickens, L. R. (2017). Using gratitude to promote positive change. Basic and Applied Social Psychology, 39(4), 193–208 — findings as summarised in Kirca et al. (2023)
- Cregg, D. R., & Cheavens, J. S. (2021). Gratitude interventions: Effective self-help? Journal of Happiness Studies, 22(1), 413–445. https://ideas.repec.org/a/spr/jhappi/v22y2021i1d10.1007_s10902-020-00236-6.html · Ohio State release: https://news.osu.edu/gratitude-interventions-dont-help-with-depression-anxiety/
- Kirca, A., Malouff, J. M., & Meynadier, J. (2023). The effect of expressed gratitude interventions on psychological wellbeing. Int J Appl Posit Psychol, 8, 63–86. https://link.springer.com/article/10.1007/s41042-023-00086-6
- Lyubomirsky, Sheldon & Schkade (2005), once vs three times a week — as described by Lyubomirsky: https://www.wral.com/archive/21167905/ and Time: https://content.time.com/time/specials/2007/article/0,28804,1631176_1630611_1630512,00.html
- Lyubomirsky on frequency varying by person (lecture transcript): https://tw.voicetube.com/videos/20273
- Kumar, A., & Epley, N. (2018). Undervaluing gratitude. Psychological Science, 29(9), 1423–1435 — University of Chicago release: https://news.uchicago.edu/story/people-underestimate-value-sending-letters-appreciation

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