Originally Posted by
Yo Spiff
15 pounds and you can tell a difference? I lost about 70 in the last 18 months and can certainly tell a difference. I'm figuring half the perfromance boost is strength I've gained, and half is from being lighter.
I'm sure you've got stronger, but the weight is the thing. The extra power required to haul seventy pounds up a hill is huge. According to my calculator, if I put on 70lbs I'd need an extra 80 watts or so to achieve the same speed up a 6% gradient.