Background Extremely low weight and rapid changes in weight and body composition have become major concerns in many sports, but sufficiently accurate field methods for body composition assessment in ...

and extremely low per cent body fat are becoming increasingly common in many sports, but sufficiently reliable and accurate field methods for body composition assessment in athletes are missing.

Relatedly, then, body composition metrics are useful for people who want to put on muscle mass and track their success in the gym. If you’re an athlete (yes, recreational sports count!), ...

It gets better: This Bluetooth-powered scale has 13 body composition measuring functions, including body fat, body mass index ...