Preparing for cold water swims like the English Channel or North Channel requires not only mental toughness but also proper cold water acclimatization. This blog explores the science behind how your body adapts to frigid water, practical training tips, and insights from both scientific studies and experienced swimmers. Learn how to build endurance, stay safe, and avoid cramping during long cold water swims. Whether you're preparing for an iconic swim or your first cold water event, this guide covers everything you need to know for safe and effective preparation.