Core temperature rewarming — the Kamler and Stewart letter

Can Wim rewarm his own core?

Core temperature was documented rising from eighty-eight to ninety-four degrees Fahrenheit.

Documented rewarming.

Single observation.

Practice the method as taught — breathing seated on dry land, cold by degrees — and let the evidence set your expectations: strong for immune and adrenaline effects, promising for mood and stress, mixed for heart and performance.