Suz:

Your point is well made and fascinating that you have been so involved.

Where I, and I think Bill also, are having these nagging doubts is the degree of confidence in, or the margin of error of, the BF% calculations which are then used as either a benchmark to achieve or in the case of PP the specific protein requirement per day required.

If all we were measuring was progress over time then the scales do that quite nicely.

If there is a relatively cheap reliable method that does not need the combined research departments of our respective govts. I would be interested and......

...... would obey every instruction to the letter!