"The great outdoors, especially running falls in the Rocky Mountains." - Kirez Reynolds of Hammer CrossFit (For those of you not into running up waterfalls, the benefits of being outside extend to running on dry land as well!)
You can use your keyboard to see the next slide ( ← previous, → next)
Plus, their favorite exercise using it!
13 fitness experts share their go-to gym equipment and how to use it.
Trainers Reveal: The #1 Piece of Equipment I Swear By