Product Features This treadmill doesn’t look like a normal tread, right? Manual treads tend to have a curved deck—that U-shape makes it a little easier for you to get some momentum going when ...

The Assault AirRunner is unlike anything else on our list of the best treadmills. Its non-motorised design and ballbearing-powered curved running deck respond to user input, meaning flitting ...

it can burn up to 30% more calories than your regular treadmill. It has a curved running deck and doesn't have a motor-powered belt like others. Instead, it feeds off user input to crank up the ...