Originally Posted by
andycook
I'm interested in this last part. Why is an upright riding position practically useless for burning calories - seems to me that there would be more resistance, drag, etc needing more effort to accelerate and keep moving.
It's not useless. Bike how you feel comfortable biking. Are you burning as many calories as someone riding in Le Tour? Definitely not. Are you burning more calories than sitting on the couch watching Fixer Upper? Absolutely.