There are several ways to measure health via numbers and statistics, such as weight, body mass index (BMI), and body composition but can these be used to define your overall health?
A.Hamrani|H.Belghiti|K.El Kari| A.Barkat|H. Aguenaou|N. Mokhtar
International Journal of Body Composition Research 2012 Vol. 10 No. 1: 15–20
Essentially, body composition describes what the body is made up of, which is predominantly body fat, lean muscle mass, bones and, of course, water.