Reply To: HR in aero position

Ryan Vaart

Collin – This is a tough one to diagnose without seeing you on your bike upright and in aero.  If you’re not as trained and comfortable in the aero position as you are upright, I would not be surprised if you were less efficient and powerful in aero, which might then limit your expected HR increase.  This may change as you adapt to your aero position – it’s also possible, if you’ve not been fit to your ride, that you’re just entering a very inefficient position that needs some adjustments to let you combine aero + efficiency + power.

I’d also ask if you’re using an optical HR or a chest strap w/ electrodes.  If you’re on an optical monitor, it wouldn’t surprise me if changing positions had an effect on the bpm read…