Originally Posted by
Carbonfiberboy
Interesting, thanks. As it happens, I have a pulse ox. I ran myself into the ground on the trainer in 3', three times this evening. HR well above LT, P O2 never went below 95%. My (made in USA Nonin) pulse ox did have some trouble tracking pulse above 150, which may mean that's a worthless data point... I'd have to dig for info on that.