What is the primary role of skinfold measurement sites in assessment?

The primary role of skinfold measurement sites in assessment is to provide reference points for estimating total body fat. Skinfold measurements involve pinching and measuring the thickness of subcutaneous fat at specific sites on the body. These measurements are generally taken at multiple sites to obtain a more accurate estimation of an individual's overall body fat percentage.

Using these reference points allows practitioners to make calculations related to body composition, often employing formulas that correlate skinfold thickness with total body fat. By having consistent and standardized measurement sites, trainers and health professionals can assess changes in body composition over time, enabling them to track progress and adjust fitness or nutrition programs accordingly.