Guides in this cluster

Each guide below looks at one modality or claim in detail, with the underlying research and its limitations. Guides link through as they're published — the rest are on the way.

Sauna & heart health

What the largest long-term studies on regular sauna use and cardiovascular outcomes actually found — and the real limitations of that research.

Coming soon

Sauna benefits

The broader evidence for regular sauna use, beyond cardiovascular markers — recovery, relaxation, and what the research does and doesn’t support.

Coming soon

Ice bath & cold plunge benefits

What cold-water immersion research shows for recovery, mood and inflammation, and where the evidence base is still thin.

Coming soon

Infrared sauna benefits

How the evidence for infrared specifically compares to the much larger body of research on traditional sauna.

Coming soon

Steam room benefits

What humid heat exposure is actually shown to do, and how it differs from the dry-heat research most sauna studies are based on.

Coming soon
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