From Anonymus - 05/22/06 - IP#: 70.18.67.xxx Click here to reply
Ht. blah, Wt. blah - does anybody know about how many calories 100 jumping jacks will burn just curious thank you
Reply from Mikayla, Age 15 - 05/22/06 - IP#: 24.18.50.xxx it varies depending on each person, muscle mass, weight, height etc. i would ask a professional something like that.
