Which factor can affect body composition besides fat and muscle?

Water content in the body is an important factor affecting body composition because it plays a crucial role in overall body weight and the distribution of fat and muscle. The human body is made up largely of water, which can vary due to hydration levels, fluid retention, and other physiological factors. This means that variations in water content can lead to changes in weight and body composition measurements, influencing the percentage of fat and lean mass calculations.

For instance, higher hydration levels can temporarily increase body weight without a corresponding increase in fat or muscle. Conversely, dehydration can result in a lower body weight that may not accurately reflect the actual body composition. This dynamic nature of water content illustrates its significance in assessing body composition accurately.

Thus, understanding hydration and managing water intake can be pivotal for fitness professionals when evaluating clients’ body composition and setting realistic goals.