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Old 02-21-2013, 11:56 AM   #13
comeback
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Join Date: Oct 2010
Posts: 849
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Atfter reading about Agassi running up ski slopes.I started running up a small hill (many times) to build leg strength and endurance.. I would also do side to side mimicking tennis footwork with my racket on a football field. ..It really helped me in long matches in the heat.
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