Originally Posted by
slothlike
My rubber mat also does a good job absorbing vibration and noise. Its the tire that also gives off noise. It's a great workout if you push for at least an hour. Don't think you need more than that to maintain fitness if you push hard within that hour. I hear people staying on trainer for 2+ hours which is unnecessary. I agree with these guys.
http://www.sportvelo.com/tips/stationary_trainers.htm
True. As a rule of thumb, most people should look like this when they are riding a trainer in order to ensure a good workout.