Full body sensing is more accurate than measuring with feet alone. With this Body Composition Monitor and Scale, you'll get a comprehensive understanding of your body composition to help you reach your fitness goals. The HBF-514C Body Composition Monitor measures seven fitness indicators including body fat percentage, body mass index (BMI), skeletal muscle, resting metabolism, visceral fat, body age and body weight. This Omron body composition monitor includes a four person memory profile for the whole family and 90 days of memory to keep a 3 month record of your progress. The HBF-516B is also suitable for adults up to 330 pounds and 6.5 feet tall.