Are Lean Body Mass and Fat-Free Mass the same? 🧐

An important question when interpreting the literature.

Are Lean Body Mass and Fat-free Mass the Same or Different Body Components? A Critical Perspective

Background

In body composition research the terms Lean Body Mass (LBM) and Fat-Free Mass (FFM) are often used interchangeably 📚

👉 The term LBM was coined by Behnke (1942) included “essential fat” or structural lipids

👉 While FFM is entirely free from fat /…