Sweat and chill: could sauna and cold baths tame stress-related blood pressure spikes?

NCT ID NCT06319001

Completed Knowledge-focused Sponsor: Western Norway University of Applied Sciences Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a single session of low-volume high-intensity interval training or a combination of sauna and cold water immersion can lower blood pressure responses to physical stress. 45 healthy adults aged 18-50 participated. Researchers also looked at whether learning positive expectations about stress could enhance these effects. The goal is to better understand how these strategies work and if they could reduce cardiovascular risk.

What this could mean

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

Active substance: low-volume high-intensity interval training and combined intermittent sauna and cold water bath
What this could lead to: If successful, this could point toward simple, non-drug strategies to reduce blood pressure spikes during stress, potentially lowering cardiovascular risk.
What could go wrong: This is a small pilot study with only 45 participants, so results may not apply to everyone. The interventions are brief and effects may be short-lived.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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