The science behind Tappling
Does Practicing Gratitude Actually Make You Happier?
It’s easy to focus on what’s missing from our lives. But what happens when we spend a little more time noticing what’s already here? Science suggests that practicing gratitude can make a difference, even if that difference is smaller than you might expect.

Imagine an ordinary Tuesday.
You’ve got unfinished work, messages you haven’t answered, and a dozen things you wish were different. Somewhere in the middle of it all, the sunlight catches your window. Someone makes you laugh. Your favorite song comes on.
They’re small moments, and it’s easy to miss them.
Gratitude is about giving those moments a little more attention. Not pretending that everything is perfect. Not convincing yourself that you shouldn’t want more.
Simply noticing that even an imperfect day can contain something worth appreciating.
And according to research, that small shift may help improve how we feel.
Does gratitude really improve happiness?
Yes, on average, but the benefits tend to be modest.
A major 2025 meta-analysis published in the Proceedings of the National Academy of Sciences examined:
- 145 research papers
- 24,804 participants
- 28 countries
The researchers found that gratitude exercises produced small but statistically significant improvements in well-being compared with control conditions.
The overall effect size was Hedges’ g = 0.19, which researchers generally interpret as small.
In everyday terms, gratitude isn’t a magic switch that suddenly makes you happy. But regularly appreciating the good things in your life may make a modest positive difference.
The researchers also found that results varied between countries and across different types of gratitude exercises.
Why might gratitude make us feel better?
Think about how easily our attention gravitates toward problems.
The frustrating conversation. The thing that went wrong. The goal we haven’t reached.
Those experiences matter. But they’re rarely the complete picture.
Gratitude gives us an opportunity to deliberately notice positive experiences that might otherwise receive less attention.
When you reflect on something you’re thankful for, you might revisit a pleasant memory, recognize another person’s kindness, or appreciate an experience you normally take for granted.
Researchers have studied gratitude exercises including journals, letters, and reflections. One possible explanation for their benefits is that these activities encourage people to engage with positive aspects of their lives.
A randomized trial published online in 2016 involving 293 adults seeking university-based psychotherapy found that participants assigned to gratitude writing alongside psychotherapy reported better mental health at follow-up than participants in the comparison groups. The researchers also observed differences in the emotional language participants used.
That doesn’t prove a single psychological mechanism explains gratitude’s benefits. But it suggests that what we choose to reflect on can matter.
Read the gratitude-writing trial, published online in 2016.
How to practice gratitude in just one minute
You don’t need a beautiful journal, an elaborate morning routine, or a list of ten things you’re thankful for.
Try this instead.
The “Already Enough” exercise
- Think of one good thing.
It could be something meaningful, like a supportive friend, or something ordinary, like your morning coffee.
- Notice why it matters.
Instead of simply thinking, “I’m grateful for my coffee,” consider what you appreciate about it.
Maybe it’s the warmth, the familiar taste, or the quiet moment before your day begins.
- Stay with that feeling for a moment.
Give yourself a few seconds to appreciate it without immediately moving on to the next thing.
That’s it.
You don’t have to feel overwhelmingly grateful. And you don’t need to force yourself into a better mood.
The point is simply to make a little room for something good.
Other gratitude exercises you can try
If you’d like some variety, researchers have also examined practices such as:
- Gratitude journaling: Write down a few things you appreciate and why they matter to you.
- Gratitude letters: Write a message thanking someone who has positively influenced your life. You can choose whether to send it.
- Remembering kindness: Reflect on a time someone helped you, supported you, or made your day easier.
A 2023 meta-analysis of randomized controlled studies found that expressing gratitude improved positive well-being compared with neutral activities. However, it did not find a statistically significant advantage over other intentional positive activities.
That distinction matters: gratitude can be helpful without necessarily being better than every other way of improving your mood.
Do you need to practice gratitude every day?
Not necessarily.
There’s no established rule that everyone needs to practice gratitude daily, or that a particular number of minutes guarantees better results.
The 2025 meta-analysis did not find a statistically significant relationship between the number of assigned sessions and the size of the benefit. That doesn’t prove frequency never matters; it means this analysis didn’t establish a clear relationship.
So rather than worrying about maintaining a perfect streak, start with something manageable.
Maybe you reflect on one good thing before bed. Maybe you take a moment after lunch. Maybe you practice whenever you remember.
Choose a routine that fits your life, rather than making gratitude another obligation on your to-do list.
Can gratitude ever be unhelpful?
Gratitude shouldn’t become another way to criticize yourself.
If you’re going through something genuinely difficult, being told to “just be grateful” can feel dismissive. And if you’re upset about something that needs to change, appreciating what you have doesn’t mean you should stop trying to change it.
You can appreciate your relationships and still need stronger boundaries.
You can be grateful for your job and still want a different career.
You can recognize the good in your life while acknowledging that parts of it are painful.
Gratitude and ambition aren’t opposites. Neither are gratitude and sadness.
The research also has limitations. Studies differ in their methods, participants, exercises, and outcomes. A 2023 systematic review highlighted concerns including study heterogeneity and risks of bias, which limit how confidently the findings can be generalized.
Gratitude is best understood as one potentially helpful practice, not a cure for distress or a replacement for professional mental health care.
You don’t need a perfect life to appreciate this one
Perhaps the most beautiful thing about gratitude is that it doesn’t require your circumstances to change first.
You can still have goals. You can still want more for yourself. You can still work toward the person you hope to become.
And somewhere along the way, you can notice a good moment without feeling like you have to earn it.
A conversation. A quiet morning. A small kindness.
Something that’s already here.
That’s the idea behind Already Enough, a gentle gratitude exercise in Tappling.
With your little companion beside you, take a moment to notice one thing worth appreciating today.
You don’t need a perfect answer.
Just start with one good thing.
Sources & further reading
- A meta-analysis of the effectiveness of gratitude interventions on well-being across cultures
Choi, H., Cha, Y., McCullough, M. E., Coles, N. A., & Oishi, S. (2025). Proceedings of the National Academy of Sciences, 122(28), e2425193122. A meta-analysis drawing on 145 papers and 24,804 participants across 28 countries.
- The Effect of Expressed Gratitude Interventions on Psychological Wellbeing: A Meta-Analysis of Randomised Controlled Studies
Kirca, A., Malouff, J. M., & Meynadier, J. (2023). International Journal of Applied Positive Psychology, 8, 63–86. Examines gratitude expression and positive well-being, with neutral and active comparison conditions.
- Does gratitude writing improve the mental health of psychotherapy clients? Evidence from a randomized controlled trial
Wong, Y. J., et al. (2018). Psychotherapy Research, 28(2), 192–202. Published online in 2016. Tests gratitude writing alongside psychotherapy among 293 adults seeking university-based counseling services.
- The effects of gratitude interventions: a systematic review and meta-analysis
Diniz, G., et al. (2023). Einstein (São Paulo), 21, eRW0371. Reviews gratitude interventions, including methodological limitations and certainty of the evidence. DOI: 10.31744/einstein_journal/2023RW0371.