testosterone doesn't just help with building muscles, it helps with muscle recovery and creating red blood cells. I would guess there's a sweet spot in distanc

testosterone doesn't just help with building muscles, it helps with muscle recovery and creating red blood cells. I would guess there's a sweet spot in distance where the finish times in men and women are closer, but considering testosterone helps with muscle recovery and creating red blood cells, I don't think it would be a multi day distance.