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The Question Almost No Gratitude Article Asks: Compared With What?

A study asks people to write down three things they are grateful for. Four weeks later, they report feeling better.

Did gratitude work?

Maybe.

But before answering, science requires a less exciting question:

Compared with what?

Did they feel better than people who did nothing? Better than people who wrote about ordinary events? Better than people who reflected on meaningful experiences, performed acts of kindness, or simply spent the same amount of time thinking about their lives?

That comparison can change the conclusion.

Gratitude has been linked to better well-being, lower psychological distress, stronger relationships and even better sleep. Yet knowing that people improve after a gratitude exercise is not enough to tell us whether gratitude itself deserves the credit.

To understand what the research really shows, we have to look at what happened on the other side of the experiment.

Watch: Gratitude: 10 Science-Backed Benefits That Can Improve Mental Health and Well-Being

This video explores commonly discussed benefits of gratitude for mental health and well-being. It complements this article’s examination of what gratitude research actually shows when we look closely at the intervention, the comparison group and the size of the observed effects.

IN THIS ARTICLE

The Study That Sounds More Convincing Than It Is

Imagine 200 adults divided into two groups.

Group A writes three things they are grateful for several times a week.

Group B does nothing.

After a month, Group A reports slightly higher well-being.

The obvious headline is:

“Gratitude improves well-being.”

But Group A did more than practice gratitude.

They followed a routine. They deliberately reflected on their lives. They directed attention toward meaningful experiences. They knew they were participating in a psychological exercise and may have expected it to help.

Group B received none of this.

So the study actually tested a bundle of differences:

gratitude + reflection + attention + routine + expectation

versus:

nothing.

Now give Group B a neutral writing exercise requiring the same amount of time and attention.

If gratitude still wins, the evidence becomes more specific.

Now compare gratitude with acts of kindness or reflection on personal strengths.

If the difference shrinks or disappears, gratitude may still be useful—but perhaps part of its benefit comes from something it shares with other structured psychological practices.

This is why the control group is not a technical detail.

It determines what a study can legitimately claim.

What Happens When Researchers Combine the Evidence?

A large preregistered meta-analysis published in 2025 examined 145 papers, 163 samples, 727 effect sizes and 24,804 participants across 28 countries.

Overall, gratitude interventions improved well-being.

But the average effect was small:

Hedges’ g = 0.19.

A small effect is not a failed effect.

For a low-cost practice, even a modest improvement may be worthwhile. But the number puts the claim in proportion.

The evidence supports:

“Gratitude interventions can modestly improve well-being on average.”

It does not justify:

“Practicing gratitude will transform your mental health.”

More importantly for our central question, the meta-analysis found that study characteristics—including aspects of intervention and control design—helped explain differences in results.

In other words, what gratitude was compared with mattered.

Compared With Doing Nothing?

This is the easiest comparison for gratitude to win.

If one group practices gratitude while another receives no structured activity, the intervention group gets attention, repetition and reflection that the control group does not.

That does not invalidate the finding.

It simply limits the conclusion.

We can reasonably say the gratitude intervention package performed better than no intervention.

We cannot automatically conclude that gratitude was the unique active ingredient.

That distinction is often lost when research reaches wellness websites and social media.

“Participants assigned to a gratitude intervention improved relative to a no-treatment control” becomes:

“Science proves gratitude makes you happier.”

Several important words disappear between those two sentences.

Compared With Neutral Writing?

Now the test becomes stronger.

Suppose both groups write for the same amount of time.

One records things they appreciate. The other records neutral daily events.

Both receive a routine. Both reflect. Both know they are participating in a study.

Gratitude now has to outperform an activity that controls for some of the experience surrounding the intervention.

If it does, we have better evidence that the content of the reflection matters.

But even here, interpretation requires caution.

A gratitude prompt deliberately directs attention toward positive or supportive experiences. Neutral writing does not.

So are we measuring gratitude specifically—or the broader effect of repeatedly directing attention toward emotionally positive material?

The experiment has improved.

The scientific question has also become more precise.

Compared With Another Positive Practice?

This is where gratitude faces its most interesting test.

What if the comparison group performs acts of kindness?

Reflects on personal strengths?

Writes about meaningful experiences?

Invests deliberately in social connection?

Now both groups receive active interventions designed to influence well-being.

If gratitude clearly outperforms them, that would support a more specific claim.

If several practices produce similar improvements, the conclusion changes:

gratitude may be one useful route to well-being rather than a uniquely powerful one.

For the reader, this is not disappointing.

It means you may not need the “perfect” psychological habit.

Different practices may work through overlapping pathways: attention, reflection, social connection, meaning, expectation and behavior.

The useful question becomes:

Which intervention fits the person and the problem?

Even “Gratitude” Is Not One Intervention

There is another complication.

Researchers may use the same word for psychologically different exercises.

A gratitude journal asks you to notice.

A gratitude letter asks you to remember, interpret and articulate.

Delivering that letter adds interpersonal interaction.

Thanking someone directly can alter a relationship.

These are not identical experiences.

So when a study reports that a gratitude letter improved an outcome, we should not automatically conclude that writing three bullet points in a notebook will produce the same result.

Before asking whether gratitude works, we need two questions:

Which gratitude practice?

and:

Compared with what?

Without both, the claim is incomplete.

Compared With Treatment?

This distinction becomes especially important when gratitude is discussed alongside anxiety or depression.

Meta-analyses of randomized studies suggest gratitude interventions can improve some measures of psychological well-being and symptoms of anxiety or depression.

But that does not make gratitude a treatment equivalent to psychotherapy, medication or individualized clinical care.

The comparison matters again.

Showing that a gratitude exercise performs better than no intervention is not the same as demonstrating that it performs as well as an evidence-based treatment.

Depression is not simply a lack of appreciation.

Anxiety is not simply a failure to notice good things.

Gratitude can be a supportive well-being practice without being promoted as therapy in disguise.

Compared With Your Own Expectations?

There is one comparison that rarely appears in research tables but matters in real life.

What were you expecting gratitude to do?

If you expected a journal to eliminate anxiety, repair a difficult relationship, treat insomnia or make grief disappear, a modest psychological effect may feel like failure.

If the goal was to notice supportive experiences that normally disappear beneath daily stress, the same effect may be meaningful.

This is why exaggerated health claims can make useful practices seem weaker than they actually are.

Gratitude does not need to do everything to do something.

“I believe we must be grateful for everything — our life, health, family, work, friends. Gratitude lifts us, makes us more conscious, and reminds us that everything is a grace from God. The article reinforces this beautifully: gratitude does help, but its effect depends on how we practice it and what we compare it with. When we pause to recognize blessings, we’re not just listing good things — we’re directing our attention, creating reflection, and opening our hearts. That shift in awareness is powerful. It doesn’t magically solve every problem, but it makes life feel more meaningful, more grounded, and more connected to the divine.” Silvia Fernandes – Curator of LongevityHabitos Portal

When Gratitude Is the Wrong Comparison Entirely

Sometimes the real problem is not whether gratitude beats another wellness exercise.

It is whether a wellness exercise addresses the problem at all.

Someone experiencing financial insecurity may genuinely appreciate their family while still needing financial stability.

Someone in an unhealthy relationship may feel grateful for occasional kindness without that kindness erasing harmful behavior.

Someone with depression may identify good things in life and still need treatment.

In these situations, asking whether gratitude “works” can distract from a more important question:

What problem are we asking gratitude to solve?

A psychological practice should not be judged for failing to solve a problem outside its scope.

Nor should it be used to make a serious problem appear smaller.

So, Does Gratitude Work?

Yes—but that answer is incomplete.

The research suggests structured gratitude interventions can produce small average improvements in well-being.

The more informative answer is:

it depends on what gratitude is compared with, which gratitude exercise is used, what outcome is measured, and who is practicing it.

Compared with doing nothing, gratitude may look impressive.

Compared with another structured activity, the difference may become more informative.

Compared with clinical treatment, it answers a completely different question.

And compared with promises that gratitude will transform sleep, mental health and physical health, the scientific evidence is considerably more modest.

That is not a weakness.

It is what proportionate evidence looks like.

The next time you encounter the phrase “science shows gratitude works,” do not stop reading.

Ask the question that determines what the study actually showed:

Compared with what?

Does science show that gratitude improves well-being?

Yes. Meta-analyses suggest small average improvements from structured gratitude interventions, although results vary by study design and population.

Why does the control group matter?

Because improvement after an intervention does not prove that gratitude itself caused the improvement. The comparison group helps separate gratitude-specific effects from reflection, attention, expectation and other factors.

Is gratitude better than other positive psychology exercises?

Not universally. Results depend on the intervention, comparison condition and outcome being measured.

Can gratitude treat anxiety or depression?

Gratitude may support well-being and improve some symptom measures, but evidence from gratitude interventions should not be interpreted as showing equivalence to individualized mental-health treatment.

Are all gratitude exercises equivalent?

No. Journaling, letters, private reflection and interpersonal expressions of gratitude involve different psychological and social processes.

Related Articles from Longevity Hábitos

Happiness: What Matters More—Pleasure, Purpose, Relationships, or Security?
https://longevityhabitos.com/happiness/

Emotional Health After 50: The Goal Is Not to Control Every Emotion
https://longevityhabitos.com/emotional-health-after-50/

7 Micro-Rituals That Strengthen Emotional Connection
https://longevityhabitos.com/micro-rituals-relationships/

Scientific & Institutional References

National Library of Medicine / PubMed — A Meta-Analysis of the Effectiveness of Gratitude Interventions on Well-Being Across Cultures
https://pubmed.ncbi.nlm.nih.gov/40627390/

National Library of Medicine / PubMed — The Effects of Gratitude Interventions: A Systematic Review and Meta-Analysis
https://pubmed.ncbi.nlm.nih.gov/37585888/

National Library of Medicine / PubMed — A Systematic Review of Gratitude Interventions: Physical Health and Health Behaviors
https://pubmed.ncbi.nlm.nih.gov/32590219/

Written by: Daniela Restelatto — Health & Longevity Content Writer

Reviewed by: Silvia Fernandes — Scientific Content Curator, Longevity & Healthy Aging 

AI-assisted production, manually reviewed and edited.

Editorial note: Gratitude research uses different intervention formats, comparison groups, populations and outcomes. Improvement relative to a no-intervention control does not establish that gratitude is uniquely superior to other structured psychological practices, and evidence for modest well-being benefits should not be extended automatically to clinical treatment, physical health or longevity claims.

Important disclaimer: This article is for educational purposes and does not replace individualized medical, nutritional, psychological, or other professional advice.

Last updated: September 2026

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