Best smart scales 2023: Track body composition from home
A smart scale is a digital device that can measure a person’s weight and body composition to give an insight into their health and fitness. The best smart scales use bioelectrical impedance analysis (BIA), a weak electric current, that sends a painless charge through the feet to estimate a range of body metrics, including body mass index (BMI), muscle mass, protein, body fat percentage and bone density. After measuring weight, a smart scale uses WiFi or Bluetooth (sometimes both) to…