Jump your feet out ... Rest, and then repeat one to two times. The alternating curtsy lunge engages the inner and outer thighs and the glutes. "Begin standing with [your] feet together," says ...

Complete three sets. Jump up with both feet together. As you jump, alternate legs, bringing one foot forward into a lunge ...

Next, perform jumping lunges for 30 sec ... Return to plank. Repeat, alternating sides on each rep. 5. Dynamic Pushup Series x 1 min. Assume the bottom position of a pushup for 20 sec., ...