Is Your Intensity Zone Right?

If you want to do a hard workout, you know where that high intensity zone is. And if you're trying to do arobic base training, you should know where that intensity zone lies as well. You test mostly runners or athletes, or howd what do you mainly do we see the whole gam at the the major populations arecyclis try athletes, ultra runners, merit honers a the mountaineering crew. I think it gives them away more information than saying, hey, your vio tumax tells you that you're not going to the olympics. Yesright.