Eli5 How does my scale know what my muscle mass, bone density, and water weight is?

Question

Eli5 How does my scale know what my muscle mass, bone density, and water weight is?

In: 1

Answer 1

It doesn’t. It will put a current that travels up your legs to check your biological impedance and then guesstimate your entire body composition based upon the result it gets. It is comparatively inaccurate to other methods of obtaining this information like a DEXA scan.

Answer 2

It doesn’t. It will put a current that travels up your legs to check your biological impedance and then guesstimate your entire body composition based upon the result it gets. It is comparatively inaccurate to other methods of obtaining this information like a DEXA scan.