The front rack provides an excellent lunge variation that increases the difficulty of the exercise, allowing simultaneous training of many muscles groups.

A Single Leg Exercise that strengthens your glutes and hamstrings individually while teaching core stability and balance.

The Dumbbell Push Press is a great exercise that strengthens each shoulder individually, identifying any imbalances while also training core stability. 

The Kettle-Bell Swing is a great dynamic exercise which trains explosive hip extension, creating power and great lower body strength.

A great exercise that trains the hamstrings, glutes, and low back. Use this movement to strengthen and tone your glutes and legs.

Try this great variation to the already popular Front Plank that further enhances core stability.

This close grip bench is hands down the best variation of the bench press.  Use this exercise to strengthen and tone your arms.