The pre-season program the boys can expect will squeeze every skinfold, every extra run that we can out of them.

Dr. Lange and colleagues were involved the development of the Massie Sliding Hip Nail and the Lange Skinfold Caliper in the period 1954 to 1957.

However, for children and adolescents the skinfold and circumference measurements provide a fair assessment of total body fat because that is where most body fat lies during those stages of human growth.

Skinfold measurements The 'pinching' of folds of skin between calipers at a number of different sites on the body; this gives an indication of the amount of body fat underlying the skinfold and can be used to predict a person's percentage of body fat.