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Obesity Some of the world's top scientists have got together to try to reduce the growing number of people who are dangerously fat. In Britain one in five women and one in seven men are obese - and those figures are growing fast. But we are still behind the States where over half the population are grossly overweight. Scientists from the University of Aberdeen, Rowett Research Institute and Grampian University Hospitals NHS Trust have formed …

…for all adult patients, both men and women. The lowest morbidity and mortality, for both sexes occur in persons with a BMI of 22-25 kg/m2. Life insurance and other epidemiological studies have suggested that mortality rates begin to increase substantially at weights 20% greater than desirable, this corresponds to a BMI of 27 kg/m2. Individuals with a BMI of 30 kg/m2 or greater clearly increased mortality. All of these indices are only measures of overweight.