From experience I know that a decision to but a tread mill is tough. I personally have a tread mill and never use it. When I frist got it I used it but then never again. It seems to be a good strong machine that can sense your heart rate without having to hold on for it to measure your heart rate.
Smooth Fitness 7.1 HR Pro Treadmill with Wireless Heart Rate Monitor is not recommended by qbanchick2004