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Old 05-25-13 | 06:19 PM
  #77  
MetalPedaler
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From: Wherever u see a fred, I am there.
Originally Posted by sreten
Hi,

Generally no. The unfit person has low power output and will go slower than the
fit person. Generally they will end up burning less calories over a given course,
as lower speed is fundamentally much more efficient for covering distances
than high speed due to the cubic drag versus speed coefficients.

Porky, unfit riders, simply won't burn anything like the calories the fastest
will around a given course, the latter will be fighting aerodynamics more
than anything else, and that is a near cubic function for power to speed.

Though the fastest riders do it in a shorter time, always the statistics
indicate the fastest has used the most energy, in a shorter time than
everyone else. Power output rules in racing, the cubic function vicious.

rgds, sreten.

All good for as you get fitter and lose weight on a bike.
Why do your answers always make so much darn sense?!

Yesterday, I did my fastest/best ride ever. You are 100% correct...I definitely burned more calories than when I was 40 lbs. heavier and putzing along at 12MPH and stopping halfway up every hill!
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