Perform each exercise for 45 seconds then rest for 15 seconds. Try to maintain the 15 second break, even when finishing up the last exercise and starting from the top again. Repeat this circuit 3x
Medium Pace (130 bpm)
Fast Pace (150 bpm)
Essentially running in place but drive your knee higher than your waist or as high as you can.
Low Impact: Quickly drive the knee up and replace the leg back down firmly before switching to the other leg.
Think of this as a 'football shuffle' moving left to right, about the length of a yoga mat. Do this at a medium to quick pace.
Low Impact: Slow down the pace
Just normal jog in place. If you are on your last set; pick up the pace a bit and for the last few seconds, sprint like you are finishing a race.
Low Impact: Keep your feet close to the ground and move at a slower pace.