<a class="link" rel="nofollow" href="http://www.Treadmill-World.com/">http://www.Treadmill-World.com/</a> - ProForm Personal Trainer Treadmills have many workouts by a certified personal trainer. Some are considered CrossTrainer treadmills and have dumbbell weights included. Dumbbell weights allow a user to crosstrain and burn more overall fat and calories. <br /><br /><a class="link" rel="nofollow" href="http://www.Treadmill-World.com/">http://www.Treadmill-World.com/</a>