Swiping more, thinking less: Using TikTok hinders analytic thinking
In simple words
In two small experiments with Chinese university students, people who spent 20 to 30 minutes swiping through TikTok did slightly worse right afterwards on a short test of careful thinking than people who read or did not swipe. The act of swiping, not what the videos showed, seemed to make the difference. The effect was short-term.
What the research says
Participants randomly assigned to 30 minutes of TikTok scored lower on the Cognitive Reflection Test than those reading an e-book (d = −0.41, p = .048). In Study 2, the act of swiping through a feed — not the video content — reduced analytic thinking (d = −0.47), mediated by lower positive affect.
What it does not establish
University students in China only; online recruitment made viewing hard to confirm; analytic thinking was measured with a brief 3-item test immediately after a short exposure; the Study 1 effect was only just significant.
Why it matters to us
Experimental evidence that the swipe-feed format itself, separate from content, can briefly lower reflective thinking — relevant to design-focused policy. The effects are short-term and from small student samples, so they say nothing yet about lasting harm.
This is REELFREE NATION’s interpretation, not a finding of the study.
Corrections
[2026-10-11] Added an “In simple words” summary.