S southsiders69 Guest Feb 9, 2009 #1 how many calories does backpacking with 20 lbs burn a minute or for 10 minutes. Or if I were to stand with an 80 lb barbell for lets say 10 minutes?
how many calories does backpacking with 20 lbs burn a minute or for 10 minutes. Or if I were to stand with an 80 lb barbell for lets say 10 minutes?
