The breathalyzer identifies the amount of acetone in your breath to determine if your body is in ketosis.

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A body fat scale can measure body fat percentage, muscle mass, bone density, and more. But they’re not always accurate. Here’s what to know about body fat scales and our top choices. A body fat scale ...

There are plenty of bad connected gadgets, but sometimes it’s not the device itself that’s bad—it’s the execution. The idea of using a connected tape measure to track your fitness goals is not a bad ...

There’s a lot happening these days in the race to capture consumer body dimensions in the hopes of serving up better-fitting clothes. The industry is taking different approaches, with some building ...

These anthropometric measurements continue in use but there are far more sophisticated methods for assessing body composition, including underwater weighing, which is accurate, especially in very ...

Hydrostatic weighing, also known as underwater weighing or hydrodensitometry, is one of the most accurate ways to measure body fat. It was considered the gold standard for measuring body composition ...

Modeling isn’t just a matter of strutting your stuff on the catwalk—it also means that you need mathematical precision when it comes to taking your body measurements. Having precise measurements is ...

The number on the scale does not tell the whole story. Your body weight does not account for your body fat, muscle mass and bone density, and will not tell how much of it is due to water retention or ...