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Old 06-26-2008, 02:58 PM   #3 (permalink)
dolphin1
Junior Member
 
Join Date: Jun 2008
Location: So Fla
Posts: 10
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I've used it a lot in recent years. Here is what I do on the treadmill:
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File Type: doc HIIT.doc (19.5 KB, 16 views)
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