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Infrared sauna, cold plunge tub, and red light panel in a dark recovery room

THE RESEARCH BRIEF

The research behind heat, cold, and light.

Each protocol, examined session by session against the published studies behind it. What the research shows, what it does not, and how to read the difference.

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The Research Brief

Empty bright room with large glass doors opening to a lawn

What a Full Home Recovery Setup Actually Costs: Heat, Cold, and Light, Budgeted Honestly

Empty bright room with large glass doors opening to a lawn
Buying Guide

What a Full Home Recovery Setup Actually Costs: Heat, Cold, and Light, Budgeted Honestly

Entry prices for heat, cold, and light, three example combinations with the arithmetic shown, and the costs that never appear on a product page.

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Sauna heater stones with water being poured over them
Protocol

Same Three Inputs, Four Sequences: How the Four Protocols Actually Differ

All four Peak Regenerate protocols run on the same three inputs. What changes is entirely when cold and heat enter the sequence, tier by tier.

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A dark barrel sauna interior with low LED lighting and a stone heater
Protocol

Heat, Cold, and Light Together: How the Full Protocol Works

Most research studies one input at a time. This covers sequencing: what order to add heat, cold, and light in, and how to time them within a day and a week.

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