Question: how to calculate body fat percentage machine?
Answer: Skinfold Calipers. ... 
Body Circumference Measurements. ... 
Dual-Energy X-ray Absorptiometry (DXA) ... 
Hydrostatic Weighing. ... 
Air Displacement Plethysmography (Bod Pod) ... 
Bioelectrical Impedance Analysis (BIA) ... 
Bioimpedance Spectroscopy (BIS)