Skinny Strong: How it Happens and a Technique (G.T.G.) for achieving it
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12:14
Why Your Tendons Are Weak: The Science of Building Tendon Strength
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8:04
Cómo domar el músculo MÁS ODIADO del cuerpo: el psoas
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10:49
How Shaolin Monks Deal With Pain
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9:11
¿Saltar la cuerda es realmente tres veces mejor que correr?
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13:37
Hidden Power: How to Get Strong Without Getting Big
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11:31
From Boys to Men - The Impressive Spartan Training System
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7:06
El impacto que tiene saltar la cuerda en el cuerpo humano
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24:11