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Fitness Tip of the Day!
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Number of Footstrikes During a Marathon
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43,200: That's the number of footstrikes during a 4-hr marathon. (source: Runner's World magazine, Sept. 2005)
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Product Details: Sandbell
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Product Name:
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Sandbell
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Category:
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Resistance Training Gear
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Manufacturer:
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HyperWear
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List Price:
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(variable)
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| Description:
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These are neoprene bags that you can fill with sand. They come in a wide variety of sizes.
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| How It Works:
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Grabbing them strengthens your grip. Lifting them and throwing them increases muscular strength and muscular endurance.
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| Ideal For:
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Anyone looking for a new dimension to resistance training.
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| Why It's Cool:
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It's a unique way of improving your grip strength.
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