Gratitude Research Statistics: What 20 Years of Studies Found
Across dozens of trials, brief gratitude practices raise wellbeing modestly but reliably — Seligman's 'three good things' improved happiness at six months, and gratitude journaling is linked to better sleep and lower inflammatory markers.
The full piece is still being written. Here is what it covers.
In this brief
Landmark studies
Effect sizes, honestly
Sleep, heart and inflammation
Relationships
What doesn't work
The method with best evidence
Questions it answers
Is gratitude scientifically proven?
How much does gratitude improve happiness?
Does gratitude journaling help sleep?
Take it with you
Try one small change for seven days.
Come back to this idea tomorrow. Happiness grows better through a practice than a promise.