How to Get Good in the Heat for Endurance Athletes

There's no point in doing pre-cooling for a six, seven hour race. So I then speak to the performance director at Ineos about what were they doing in order to prepare for the Tour de France that was one of the hottest races in history. And yes, does that mean that a two week block in April, May, 95% of my running is going to be in an environmental chamber at 105 degrees and 40% relative humidity? That's hard, that's boring, it's ridiculously expensive, but it's an investment into myself because I've identified when I was thinking rationally, one of my biggest threats for me not to have a good Western States is the