2. Isometric Lunge with a pulse: 2 minute
Works: Quadriceps, hamstrings, glutes, calves
Stand holding both dumbbells, hands next to your hips facing inward. A. Step your right leg behind you into a low lunge position. b. Gently bounce your right foot one inch off the floor for a small pulse. Repeat for 30 seconds, then switch legs. Repeat set.
Easier option: Complete the same move without the weights and come up to standing after 10 pulses before completing the next 10.