A man lifts a pair of dumbells in his hands inside a gym.
A man is doing arm exercises with weights inside a gym.
A man is demonstrating a lifting arm exercise using dumbbells
A man is lifting up barbells in front of him one at a time
A man demonstrates lifting dumbbells with each hand while alternating arms.
A man excercises by lifting dumbell weights with his forearms in a gym.
A man demonstrates how to exercise arm muscles lifting dumb bells.
A man is lifting hand weights repeatedly in the gym.
A man standing in front of a mirror exercising with two dumbbells in each hand.
A man in a gym is lifting weights up and down in the mirror.