I'm Glad You've Got This Metabolic Flexibility and Fat Adaptation in Your Training

I see that with Tom now and his training that we have to be a little careful with too much zone two it's at the top end anyway I learned a lesson with that with some skiers I had where I was having them years ago training in zone two. They were great for about four or five weeks and then wheels came off and got kind of ugly, he says. " metabolically it's not so taxing but neuromuscularly is very taxing" you know those world-class marathon guys can't train a marathon pace because it's sub five minute no that's too fast," she adds.