A new report noted that body mass index does not provide a nuanced enough assessment of health as it relates to weight

An international committee of scientists has proposed changing the way obesity is defined and diagnosed. The proposal adds more ways to measure body composition and fat.

Body Mass Index, or BMI, has long been criticized as an unreliable method for measuring obesity — and now a group of experts is sharing new recommendations for how to use it.

But the risk to health and wellbeing is not determined by weight – and therefore BMI – alone. We've been part of a global collaboration that has spent the past two years discussing how this should change.