Kristen JohnsonJun 6, 20221 minPlank Up-DownsStarting in a high plank position, lower down to your elbows and then raise back up to a high plank. Engage the core and try not to sway...
Kristen JohnsonJun 6, 20221 minStair Burner - One Foot HopJump up and down on a stair with one foot at a time.
Kristen JohnsonJun 6, 20221 minStraight Leg Sit UpStarting lying on your back, sit all the way up and touch as far as you can towards your toes. On the way back down go as slowly as...