The Tapping Evidence Base
Phobias

Evaluation of a meridian-based intervention, Emotional Freedom Techniques (EFT), for reducing specific phobias of small animals

Wells, S., Polglase, K., Andrews, H.B., Carrington, P., Baker, A.H. · Journal of Clinical Psychology · 2003

Randomized trial👥 35 participants⚖️ vs. diaphragmatic breathing📈 Cohen's 1.64 (large)Moderate rigor✓ Source-checked📍 United States
In plain English. Thirty-five adults with a real fear of small animals like spiders or rats tried either one 30-minute tapping session or a breathing exercise. The tapping group got measurably closer to the feared animal afterward and felt less afraid than the breathing group, and that advantage was still there — or even bigger — six to nine months later. It's an older, small study, but it was one of the first controlled tests of tapping for phobias.

What they found

Cohen's = 1.64
a large effect · 95% CI 0.48–2.8 · on phobia symptoms
smallmoderatelarge
00.50.82.5

35 participants were randomly assigned to a single 30-minute session of EFT (n=18) or diaphragmatic breathing (n=17); EFT produced significantly greater improvement than diaphragmatic breathing on the behavioral approach test and on three self-report measures, though not on pulse rate, with gains maintained (and possibly enhanced) at 6-9 month follow-up.

How the study worked

Who took partadults with a diagnosable specific phobia of small animals (e.g. spiders, rats), recruited for a laboratory study (n=35)
What they didIn a randomized controlled trial, participants were randomly assigned to receive tapping or a comparison condition, then measured and compared.
Compared withdiaphragmatic breathing
Measured withbehavioral approach test, self-report fear ratings, pulse rate

💡 Where this could help

Picture someone whose fear of spiders or rodents has quietly shrunk their world — avoiding certain rooms, certain outdoor spaces, certain jobs. If a single 30-minute tapping session continues to outperform breathing exercises for specific phobias, and the effect really does hold or grow months later, it could offer people a fast, one-time intervention they're taught once and can then apply to themselves whenever the fear arises, unlike a fear that might otherwise take many paid sessions of exposure therapy to address.

🔬 What to study next

Pulse rate didn't move here even as fear ratings and approach behavior clearly did, which is itself worth chasing — testing other physiological channels, like skin conductance, cortisol, or amygdala reactivity on fMRI during exposure to the feared animal, could reveal where in the body this fear reduction is actually showing up if not in simple heart rate. Testing whether combining tapping with brief real-world exposure produces faster or more durable relief than either alone would also be a natural next step.

The full record

DesignRandomized trial
Participants35 people
Populationadults with a diagnosable specific phobia of small animals (e.g. spiders, rats), recruited for a laboratory study
Comparison groupdiaphragmatic breathing
Effect sizeCohen's d (EFT vs diaphragmatic breathing) = 1.64 (95% CI 0.48–2.8) — on phobia symptoms
Outcome measuresbehavioral approach test, self-report fear ratings, pulse rate
JournalJournal of Clinical Psychology
Year2003
CountryUnited States
LanguageEnglish
MethodEFT / tapping
Publication typeStudy / trial
Verification✓ Confirmed against the primary source

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Cite this study

APA

Wells, S., Polglase, K., Andrews, H.B., Carrington, P., & Baker, A.H. (2003). Evaluation of a meridian-based intervention, Emotional Freedom Techniques (EFT), for reducing specific phobias of small animals. Journal of Clinical Psychology. https://doi.org/10.1002/jclp.10189

This record is part of the Tapping Evidence Base — an openly-sourced, fully-referenced directory of the research on EFT/tapping. Explore more studies on Phobias

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THE TAPPING EVIDENCE BASE Phobias Cohen's 1.64 large effect WHAT THEY FOUND 35 participants were randomly assigned to asingle 30-minute session of EFT (n=18) ordiaphragmatic breathing (n=17)… Randomized trial · 35 participants Wells · 2003 · evidence.thetappingsolution.com