Answer:
Fat is a relatively simple component to measure. increased or above normal/ average body fat has been proven to be associated with many health risks.
Body weight is not always an accurate indication of body composition. If you were to compare an NFL running back who is 5' 10" and weighs 200 lbs, to a 5'10" 200 lbs. banker, there body composition would be VERY different although there weight is exactly the same. Of course the football player is healthier, because he is probably carrying one third of the body fat as the banker of the same weight. maintaining that muscle mass would also imply healthy habits like nutrition and exercise.
Step-by-step explanation: