Quote:
Originally Posted by shawnyboy
you dont have to just run, biking is a heck of a lot easier...i just prefer running cause thats what ive done for the past 3 years...heck i heard doin the elliptical burns crap loads of calories
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I spend 90% of my time on a bike, but (for me) the effects of running are a lot greater. I expend so much more energy running than I do on a bike.