BMI is not an accurate way to measure body weight or health because it does not account for body fat percentage or body fat distribution.

In TODAY.com's Expert Tip of the Day, a cardiologist urges people to know a key body measurement that's associated with ...

Neck size also matters as much as your Body Mass Index. Find out how to measure neck circumference and know what is the ...

A new study redefines obesity, revealing higher health risks for millions. The updated criteria include measures of body fat ...

Get your tape measure ready - it turns out the size of one particular body part may be able to predict your lifespan. Several studies have found evidence that suggests a person's calf size relative to ...