'Obesity' is a clinical term used to describe excess body fat associated with increased risks of health.
According to the Department for Health, in the latest Health Survey for England, 62.8% of adults (aged 16 or over) were overweight or obese.30.3% of children (aged between 2 and 15) were overweight or obese.
26.1% of all adults and 16% of all children were obese.
The most common way to measure obesity is by calculating an individual's BMI (Body Mass Index).
In adults, a BMI of 25 to 29.9 means that person is considered to be overweight, and a BMI of 30 or above means that person is considered to be obese.
More information can be found on the Department for Health's Obesity page.