I'm the Iceman, a Dutch extreme athlete and creator of .
I hold dozens of world-record cold-exposure feats: marathon runs in sub-zero temperatures, climbing Kilimanjaro in shorts, and staying in an ice-filled container for over an hour. I've worked with researchers who studied my breathing and cold training, and together we've uncovered what the human body is truly capable of.
I'm here to discuss and how to .
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