This is part four of a multi-part series titled “Limiting Factors – A Genesis of Blood Doping”. It comes to FasterSkier from Sammy Izdatyev. You can read part one here, part two here, part three here, and part four here. Sammy Izdatyev is the pen name of a Finnish sports enthusiast and unaffiliated amateur historian, who has been interested in endurance sports since the turn of the millennium. He hopes that his pro bono – research can...