Get your heart rate up, as well as train your abs and balance in this fun cardio and core workout. No equipment is required, and I offer low-impact versions of each move, as well as osteo-friendly ab drills.

Day 6 of the 21-Day Fit & Fierce Challenge.

Tools: nothing

3 x 45
Jump squat to RDL
Power mountain climbers to rotation
Side jumps to high knees
Knee in banana x 8
2 switches to lunge
Bear step ins