Learn more about Sport Nutrition, Second Edition. Table 13.2B Body fat percentage for the athletic population Table 13.2A Body fat percentage for the average population The average guy probably falls somewhere in the 20 24 body fat range. Vascularity and striation are not present, but the overall look doesn’t give the impression that the person is that badly out of shape. Body weight and body composition should be discussed in relation to functional capacity and exercise performance. At 20 body fat, muscle definition starts to disappear and you can start seeing some hanging belly fat. The ideal body composition is highly dependent on the particular sport or discipline and should be discussed on an individual basis with the coach, physiologist, and nutritionist or dietician. No accepted percentage body fat standards exist for athletes. A healthy body fat percentage for men is 8 to 17 body fat, and for women its 15 to 24. In sports such as bodybuilding, increasing lean-body mass and increasing body weight without increasing body fat are desirable. Body fat percentage is the percentage of your body weight thats fat. Therefore, in these sports both low body fat and low body weight are necessary. In sports such as gymnastics, marathon running, and other weight-bearing activities, a lower body weight and high power-to-weight ratio are extremely important. In some contact sports such as American football or rugby, a higher body weight is generally seen as an advantage. The term athletic in this context refers to sports where low body fat is an advantage.ĭifferent sports have different requirements in terms of body composition. Please keep in mind that these are only rough estimates. Table 13.1 Body fat percentages for males and females and their classification Average percentages body fat for the general population and for various athletes are presented in table 13.2. In general, the total body fat percentage (essential plus storage fat) is between 12% and 15% for young men and between 25% and 28% for young women (see also table 13.1). Women are believed to have more essential body fat than men because of childbearing and hormonal functions. Essential body fat is approximately 3% of body mass for men and 12% of body mass for women. Storage fat, on the other hand, represents an energy reserve that accumulates when excess energy is ingested and decreases when more energy is expended than consumed. Essential body fat is present in the nerve tissues, bone marrow, and organs (all membranes), and we cannot lose this fat without compromising physiological function. This is an excerpt from Sport Nutrition-2nd Edition by Asker Jeukendrup & Michael Gleeson.īody fat consists of essential body fat and storage fat.
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