Marathon Swim
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What it takes
Marathon swimming — the English Channel (21 miles), Manhattan Island (28.5 miles), Strait of Gibraltar — demands months of cold-water training, extreme cardiovascular endurance, and the mental fortitude to swim for 10-20+ hours. 45% of Channel swimmers are over 40. No wetsuit allowed on an official English Channel crossing.
Injury Prevention for This Adventure
These are the most common injuries for water athletes over 50. A few minutes of targeted prehab each week can keep you on track.