Cold Weather Training, Racing & Running Nutrition > TL;DR > - You still need to hydrate in cold: sweating under layers + respiratory losses + blunted thirst > - Drink on schedule, not thirst; warm fluids may be more appealing > - Keep gels/fuel warm in inner layers; insulated bottles or warm fluid to prevent freezing > - Calorie needs increase 10-25% (shivering burns glycogen); fuel normally despite cold > - Post-run: get dry and warm immediately; warm fluids; recovery nutrition st...

Cold Weather Training, Racing & Running Nutrition > TL;DR > - You still need to hydrate in cold: sweating under layers + respiratory losses + blunted thirst > - Drink on schedule, not thirst; warm fluids may be more appealing > - Keep gels/fuel warm in inner layers; insulated bottles or warm fluid to prevent freezing > - Calorie needs increase 10-25% (shivering burns glycogen); fuel normally despite cold > - Post-run: get dry and warm immediately; warm fluids; recovery nutrition st...