Coastal winds can increase your body's cooling efficiency by fifty percent
Marathon runners facing the Golden Gate Headlands rely on coastal winds to strip away the body's thermal boundary layer, boosting sweat evaporation by fifty percent to prevent dangerous spikes in core temperature.
Navigating 26.2 miles of coastal trails requires more than just endurance; it involves micro-hydraulic principles of heat management. As runners lose up to three liters of fluid per hour, coastal winds at 15 mph thin the thermal boundary layer around the skin. This process increases evaporative cooling efficiency by 50 percent, keeping core temperatures below 104 degrees Fahrenheit.
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