Nutrition
Thermogenesis Metabolism
Energy spent generating body heat through shivering, brown fat, and digestion—minor compared with training and dietary quality for body composition.
Thermogenesis metabolism is the energy cost of producing heat—shivering, brown fat activity, and digesting food (diet-induced thermogenesis). Mild cold exposure can raise expenditure slightly, but the effect is smaller than consistent training and dietary quality.
Do not chase ice baths primarily for fat loss.
Common questions
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Does cold exposure burn significant calories?
Acute cold raises expenditure modestly. Training volume, protein intake, and sleep drive body composition far more than cold alone.
Related terms
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