diff --git a/education/nutrition/Energy Balance & Weight Management.md b/education/nutrition/Energy Balance & Weight Management.md
index 73443d0..cc0a0a9 100644
--- a/education/nutrition/Energy Balance & Weight Management.md	
+++ b/education/nutrition/Energy Balance & Weight Management.md	
@@ -82,7 +82,7 @@ Not always accurate for:
 - Hydrostatic weight (error of 2-3%)
 - Air displacement plethysmography- BODPOD (error of 3-5%)
 - Dual energy x-ray absorptiometry: DEXA (Error of 1-4%)
-- **Bio-electrical impedance** (Error: 3-4%) Sends a shock through your body and measures how long it takes
+- **Bio-electrical impedance** (Error: 3-4%) Sends a shock through your body and measures how long it takes. Body fat resists electricity more than muscle.
 - Skinfold calipers (Error 3-5%)
 - **Waist circumference -> 35 inches for a women** or **>40 inches for a man** is associated with central adiposity and increased health risk, specifically CVD risk