I have a Nentatmo CO2 monitor in my apartment. I discovered that during training on a stationary bike, the CO2-levels exceed 1000ppm. Probably due to increased

I have a Nentatmo CO2 monitor in my apartment. I discovered that during training on a stationary bike, the CO2-levels exceed 1000ppm. Probably due to increased breathing. Therefore I increase the ventilation when I do a workout