Found another reference that estimates 3600 at 210 lbs, so maybe somewhere in the middle: >According to the Cleveland Clinic Center for Consumer Health, a runn

Found another reference that estimates 3600 at 210 lbs, so maybe somewhere in the middle: >According to the Cleveland Clinic Center for Consumer Health, a runner who weighs 130 lb. will burn 2,224 calories during a marathon, a 165 lb. runner will burn 2,822 calories and a 210 lb. runner will burn 3,593 calories. https://www.livestrong.com/article/302836-how-many-calories-are-burned-during-a-marathon/ https://www.livestrong.com/article/302836-how-many-calories-... Regardless, my main takeaway is that I’m going to burn more calories with this than I was without it.