Try to do a live spin class if you're not sure. Barring that - ride a spin bike. It's about as engaging as indoor cardio can be, but if indoor cardio is highl

Try to do a live spin class if you're not sure. Barring that - ride a spin bike. It's about as engaging as indoor cardio can be, but if indoor cardio is highly objectionable or boring for someone it's hard to get over that.