The surveys define obesity as a body mass index more than 30.

The Centers for Disease Control and Prevention defines obesity as a BMI greater than or equal to the 95th percentile.

First of all, how do we define obesity?

The International Diabetes Federation defined central obesity based on these various race and gender specific cutoffs.

An ICO cutoff of 0.5 was suggested as a criterion to define central obesity.

We are generous and define obesity as being more than 120 per cent ideal body weight.

But the study suggests that the national guidelines that define overweight and obesity err by using the same standards for all adults, regardless of age.

Discussion Optimal weight and overweight Recent studies have defined obesity without reference to age [ 6 13 30 ] .

Experts define obesity as a body weight that is at least 20 percent above what is considered the ideal body weight for a particular height.

A National Institutes of Health panel defined obesity as being 20 percent above ideal body weight for one's height, frame and age.