...cals on it in 30 mins? WHY!!!! OPEN? i joined the gym and i did this bike machine cardio for 30 mins i did it fast and usual. i only burned 110 cals? what gives? at home i have a stationary bike and i burn like 400 on it in 30 mins?? should i do the one at home. do u think th gyms calculation is wrong. help out
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