Other officers offered more helpful tips: Wear a headlamp and bright colors when on deck. If the water is cold when you fall in, clench your jaw and resist taking that first panicked gasp because it’s usually the one that drowns you. Limit heat loss by keeping your knees to your chest, they told me. Never swim against the current. Kick off heavy boots or shoes. If it’s not too cold, remove and tie off the ends of your pants or shirt to capture air in them and to use them as floatation devices. Learn “drownproofing” techniques, which are low-energy swimming methods that focus on holding air in
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