Resistance training dates back to the Ancient Greece and it was Hippocrates who actually figured out the principle of resistance weight training. He wrote "that which is used develops, and that which is not used wastes away." That statement alone says it all and sums up resistance training.
Towards the end of the 19th century, crude dumbbells started showing on the scene. Most early dumbbells once where used in side shows and such since the public viewed people who were fit and had muscles as freaks. How times have changed.
Using lower weight dumbbells while your walking on a treadmill is a great way to step up your work out routine.
If your looking for dumbbells to help increase your workouts on the treadmill , below is a list of the latest that are on auction and can be bid on right now. You just might pick up a smoking deal.
Below are the current listings on eBay. If you see one that appeals to you bid on it or type what your looking for into the search bar and you will be shown those items that are available right now on eBay.