According to wiki.answers.com it is this formula:
(wieght in lbs) x (.096)= ( calories burned per min) x ( total min worked out) = calories burned
It took less than 5 minutes to do them this morning but still felt it in my legs and thighs.
Philippians 4:13 "I can do all things through Christ who stengthens me."
"First we form habits; then they form us. Conquer your bad habits or they will conquer you." ~ Robert Gilbert