A Republican lawmaker’s attempt to define sex by birth certificate instead of biology failed Friday as the “What is a Woman ...

Obesity is currently defined using a person's body mass index, or BMI. This is calculated as weight (in kilograms) divided by ...

Using body-mass index to tell who is overweight or obese is not reliable and can result in misdiagnosis, the Commission on ...

A global Commission, published in The Lancet Diabetes & Endocrinology and endorsed by more than 75 medical organizations ...