The Best Treadmill: Goplus 2 in 1 Folding Treadmill Treadmill fans need not read much further! If you're someone who just wants a good walk during the workday, the Goplus 2 in 1 Folding Treadmill ($370) is a great choice for you. This foldable treadmill can be put into walking or running mode. In walking mode, a standing desk can fit perfectly over the very front of the machine, allowing you to walk it out while you work it out on your computer. Image Source: amazon.com Goplus 2 in 1 Folding Treadmill $370 from amazon.com Buy Now