Your waist measurement can provide clues to your overall health. Learn how to measure waist circumference and what to do if you’re concerned.

Or: Circumference of the earth = (360 x Distance between points)/ (Difference in angle) Spoiler? The circumference of the earth between poles is 40,008 kilometers.

Measuring neck circumference was more convenient and was more accurate than BMI at identifying children with weight problems, he said.