A man standing in an exersize gym holding barbells in his hands steps forward then bends down before returning to his original position.
A man is doing lunges while holding dumbells in both of his hands.
A man in a gym is doing lunges with hand weights.
A man is demonstrating the way to do a fitness exercise.
A man steps forward and bends down on one knee then rises back up.
A man did one lunge while holding weights in each hand.
A man is holding a set of free weights as he performs a lunge forward.
A man tells how to steps the right way when working out at a gym.
A man is stepping forward and back with weights in an exercise.
A man is explaining the mechanics while executing a forward weighted lunge.