Question: how many calories do you burn punching a heavy bag?
Answer: An estimate is that a 200-pound person burns 525 calories/hour boxing a punching bag, 745 calories/hour sparring, and 1222 calories/hour in a boxing ring. A 150-pound person burns 394 calories/hour boxing a punching bag, 558 calories/hour sparring, and 916 calories/hour in a boxing ring.