What to know about body roundness index, an alternative to BMI

BMI has its flaws. Is the 'body roundness index' any better?

mathswithmuza on Instagram: "A sphere is one of the most perfectly balanced shapes in three-dimensional space. It is formed by all the points that are exactly the same distance from a central point, known as the center. This distance is called the radius. Because of this property, a sphere has no edges, corners, or flat surfaces—it is completely smooth and symmetrical in every direction. We can see spheres all around us in nature and everyday life, such as in planets, bubbles, and sports balls.

How to round decimal numbers up and down — Krista King Math | Online math help

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