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An Ironman Competition is a triathlon, an athletic event that challenges competitors to complete three legs of a race: one swimming, one biking and one running. Although the term “iron man competition” might be used to describe any triathlon, particularly those that involve certain distances for each leg, the official Ironman is a trademarked series of events. Read more!

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from Etsy

VINTAGE LOOK - Swim, Bike, Run 140.6 miles - Iron Distance Ironman Triathlon Design - Women's Jersey Short Sleeve T-Shirt

Swim Bike Run 140.6 miles Iron Distance Ironman Triathlon Design Womens Short Sleeve TShirt by ENDUdesigns

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from LIVESTRONG.COM

How Many Calories Are Burned During the Ironman Triathlon?

How Many Calories Are Burned During the Ironman Triathlon?and how many carbs to eat per hour during race

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