Additional effects of therapeutic exercise and education on manual therapy for chronic temporomandibular disorders treatment: a randomized clinical trial.

When people live with chronic jaw pain, known as temporomandibular disorders, treatment often focuses on manual therapy techniques applied by a clinician. This trial asked whether adding pain neuroscience education and therapeutic exercise to manual therapy offers extra benefit beyond manual therapy alone, comparing 17 people who received all three components against 17 who received manual therapy only, over five weeks with follow-up out to 19 weeks. The added education and exercise did not improve pain-related disability more than manual therapy alone. There were signals of benefit for fear of movement and pain catastrophizing, with one reaching a clinically significant effect size, but these were not consistently statistically significant between groups.

The trial is small, which limits how much confidence can be placed in these secondary findings, and the lack of a clear disability benefit is the main limitation to keep in mind.

If you live with chronic jaw pain, or temporomandibular disorder, you may wonder whether learning about pain and doing exercises alongside hands-on treatment helps more than hands-on treatment by itself. This small study, with just 17 people in each group, looked at exactly that question over five weeks, with check-ins up to about 19 weeks later. The results showed no difference between groups in how much pain-related disability improved overall.

There were some hints that the group receiving education and exercise improved more in fear of movement and in how much they worried about their pain, but these findings were not all statistically solid, so they could be due to chance rather than a true effect. Because this was a small study, it's hard to draw firm conclusions, and the main takeaway is that the added education and exercise did not clearly outperform manual therapy alone for pain-related disability specifically.

This is a summary of research, not medical advice. Talk to your own healthcare provider about anything affecting your care.

This trial addresses whether a behavioral add-on package, pain neuroscience education plus therapeutic exercise, provides additional benefit over manual therapy alone for chronic temporomandibular disorders, a question relevant to clinicians weighing whether to expand treatment beyond manual techniques. Both groups received manual therapy throughout, with the intervention group also receiving education and exercise across a five-week program, and outcomes were assessed immediately post-treatment and at 7 and 19 weeks. The primary disability outcome, measured with the Craniofacial Pain Disability Inventory, showed no statistically significant between-group difference (p 0.4), meaning this study does not support an added disability benefit from the behavioral package over manual therapy alone.

Kinesiophobia showed a moderate, clinically significant estimated mean difference (-8.6, p 0.019), while catastrophizing showed a similar direction but did not reach significance (p 0.15), so this isolated positive result for kinesiophobia should be interpreted cautiously given the small sample of 17 per group and the exploratory nature of these secondary outcomes. The abstract does not report adverse events, and with only 34 participants analyzed, these findings inform hypothesis generation about psychological outcomes rather than establishing that adding education and exercise changes clinical disability trajectories in this population.