How long are you boxing?

The round ends when you’ve burned it, not when a clock runs out.

1. 1One round15 kcal — a couple of minutes
2. 2Burn50 kcal, faster hands
3. 3Sweat120 kcal, no mercy

Calories are an estimate based on how much you move. Give yourself room to swing, go at your own pace, and stop if anything hurts.