Originally Posted by
GhostRider62
Acclimation to heat is essential if competing or doing some important grand fondue type ride but whether one increases FTP or other measure of aerobic fitness riding in really hot weather is debatable and the science is mixed.
Maybe a totally different thing but there is quite a bit of research pointing to health benefits by simply being exposed to high heat as in a sauna or hot tub. It has to do with shock proteins and also works in extreme cold.