Whole body and segmental body composition analysis are methods used to assess a person's body composition by breaking down the body into different regions or segments and analyzing the composition of each segment to understand the distribution of body fat and lean body mass. These analyses are commonly used in research, exercise science, medicine, and health management to gain a more comprehensive understanding of a person's body composition, variations in body fat distribution, and potential health implications.

Here are some key aspects of whole body and segmental body composition analysis:

Whole Body Composition Analysis: This analysis focuses on the overall body composition, typically measuring the percentage of total body fat and lean body mass. Common methods include Dual-Energy X-ray Absorptiometry (DXA), Bioelectrical Impedance Analysis (BIA), the deuterium dilution method, and more.

Segmental Analysis: Segmental analysis involves dividing the body into different regions or segments, such as upper limbs, lower limbs, trunk, etc., and then analyzing the body fat and lean body mass in each segment. This helps to understand if there is an excess of fat or muscle in specific areas or if there is an imbalance.

Health Assessment: Whole body and segmental body composition analysis can be used to assess overall health, including risk factors for chronic diseases. For example, excess fat in the trunk region may be associated with an increased risk of heart disease.

Exercise and Fitness: The sports science and fitness industry frequently use this analysis to help athletes and fitness enthusiasts understand their body fat and muscle distribution to improve training and performance.

Research: Whole body and segmental body composition analysis are used in scientific research to study topics like obesity, muscle atrophy, body build, and other body composition-related issues.

This analysis typically requires specialized equipment and techniques, such as bioelectrical impedance devices, DXA scanners, and more, to accurately measure body fat and lean body mass distribution. The results of the analysis can be used to develop health management plans, customized exercise regimens, dietary plans, and to monitor changes in health and body shape over time.