If you’re reading this, you’ve likely just purchased a treadmill that’s sitting in your basement or guest room, and it’s just waiting to be unboxed and assembled. (Or if you opted for regular delivery ...

Treadmills are pretty much plug-and-play devices for a bevy of fitness endeavors, but they can start to get out of whack over extended use — and we’re not talking about their part-time position as a ...