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Old 01-22-2007, 07:38 AM   #10
Senior Member
Join Date: Sep 1999
Posts: 8,974


All interesting! I wore my HR monitor to the gym this morning to double-check the machines. I did 30 minutes of high intensity intervals on the elliptical (Precor), set to my age and weight. The machine said I burned 409 calories. My HR monitor said 215. That's a HUGE difference!
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