LASER light may tweak heartbeat – tiny study to find out

NCT ID NCT07369843

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study will test whether a low power LASER, used for pain relief, can also change heart rate and the body's automatic nervous system. Researchers will monitor 45 healthy volunteers before, during, and after LASER treatment. They will also use a numbing gel to see if the effect involves nerve signals. This is a very early, small study to gather basic knowledge, not a treatment trial.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
low power LASER
What this could lead to
If it works, this could point toward a non-invasive way to influence heart rate and pain management.
What could go wrong
This is a very small, early study in healthy volunteers, not patients. It may not show any meaningful effect or translate to real-world pain relief.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

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