Does Punching a Punching bag help sculpt the arms?

Question

Does Punching a Punching bag help sculpt the arms?

Answer 1

no its for power and technique. lifting weights and push ups sculpt arms.

Answer 2

To answer the question... No, a punching bag will not sculpt the arms. Look at Jimmy Wilde, his arms were twigs and he is legendary for his P4P punching power. The arms will become sculpted with weighttraining like dumbbell curls and closegrip pushups.

Answer 3

To a certain degree, yes. Beyond that, you will need weights.

Answer 4

it puts your hand speed and power up, and technique if you hit it right.