Thank you!!! I’m doing a friend’s cardio challenge and the regular mountain climbers well...I hear my knees grinding from the arthritis and years of step aerobics, so I come on here to see if the wall version was actually a thing cause that’s how I finished it. lol
Thank you!!! I’m doing a friend’s cardio challenge and the regular mountain climbers well...I hear my knees grinding from the arthritis and years of step aerobics, so I come on here to see if the wall version was actually a thing cause that’s how I finished it. lol