And we're forgetting one important factor.... the inherent measurement variability of each set of scales. All measurement devices have a margin of error that could also be contributing to variations in reported weight on each weigh in. To demonstrate, I sometimes step on to my scales 2 or 3 times and get a different measurement each time within a couple of kilos and it changes if I shift my position on the scales or move the scales to a different part of the room.
35kg lost. (November 2005 - October 2006)
15kg gained again (as at October 2010).
Back to the drawing board - Let's do this thing!
"You can't change the winds, but you can change the sails"
"Reach out and take control of what lands in your lap"