From the ArcaMax Publishing, Trivia Newsletter:
http://www.arcamax.com/news/trivia/s-342364-282930
A healthy man who is good physical shape has about 12 to 15 percent body fat. A woman in good shape has between 15 to 18 percent. The models used in most of the advertising for abdominal machines, on the other hand, have less than 10 percent body fat.
This news arrived on: 05/02/2008