Originally Posted by
wphamilton
I've never been one for a cooldown because I don't believe that it prevents soreness and I don't think there's any benefit to working out the lactic acid.
The physiologists who advise the Sky team would disagree with you. They have the guys on bikes immediately after the finish of a stage, for a prescribed period at prescribed intensities. They say there are measurable benefits in speed of recovery and readiness for the following day.