Smart scales can help you keep track of your muscle mass, body fat percentage, bone density and other health stats — these are the best models we have tested. The best smart scales do far more ...

The proportions of a composition ... the image describes the scale and proportion of each part of the body. Sketches of the Human Head, Leonardo da Vinci, c.1489-90, pen and ink,Coston Stock ...

DEXA scans are the "gold standard" of measuring body composition. | Credit: Getty Images That is because most smart scales work using bioelectrical impedance analysis (BIA). While this method has ...