The limitations of BMI as a weight and health assessment have been well documented: some All Blacks would be considered in dangerous territory because of high BMI.
Joining us is Stanford University's Dr Maya Mathur, a medical statistician, and an Assistant Professor at Stanford's Quantitative Sciences Unit, within its Biomedical Informatics Research Division.
Her most recent research crunched the numbers around weight, BMI and health and found some surprising data.
Photo: SCIENCE PHOTO LIBRARY
