Thu, Jan-08-04, 10:40
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Plan: Zone
Stats: 255/242/230
BF:21%/15%/8%
Progress: 52%
Location: Philly
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It depends on how long you are at the 168. Is it a spike, or are you steadily climbing to that number.
Do you consistantly stay in excess of 80% of your maximum heart rate?
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