Brain and heart signals tracked immediate anxiety changes after a combined intervention
A small study examined anxiety, brain activity and heart-rate variability around an intervention combining virtual reality, a hypnotic script and controlled breathing.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Some participants reported less anxiety immediately after the combined intervention, and responders showed particular changes in brain and heart signals. These associations may help researchers investigate treatment response. They do not establish that the intervention caused the improvement, that any individual component was effective, or that the signals can reliably predict future benefit.
The abstract describes a small sample and immediate outcomes, without reporting a separate control condition. It provides no anxiety-change magnitude or evidence that the proposed physiological markers were validated in an independent group.
What researchers found
Participants with reduced state anxiety
State-Trait Anxiety Inventory scores immediately after the intervention compared with before it; participant count, with no change magnitude reported.
The intervention combined several elements
Participants received virtual-reality immersion together with a hypnotic script and a breath-control exercise. Because these elements were delivered together, the reported before-and-after observations cannot identify the contribution of any individual component to anxiety changes.
Signals differed by response
Responders showed increased midline beta activity and brain-to-heart connectivity. A heart-rate-variability measure was also associated with anxiety reduction. These are physiological associations within the study, rather than evidence of a clinically validated response test.
The original publication
Enhanced Brain-Heart Connectivity as a Precursor of Reduced State Anxiety after Therapeutic Virtual Reality Immersion.
Sezer I, Moreau P, El Sayed Hussein Jomaa M et al.
Adv Sci (Weinh) · 2025
- PubMed ID
- 40788089
- Record checked
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