By some estimates, almost one in five Australians is obese. Others have put this figure at more than one-quarter, and it is likely to increase over time. Whatever the numbers, more and more Australians are becoming dangerously overweight.
For those who are morbidly obese, obesity surgery - otherwise known as bariatric surgery - has the highest success rate. Over the last decade the number of Australians undergoing bariatric surgery has increased from about 1000 patients to 14,000 in 2008. CHOICE looks at the risks and benefits of this increasingly popular approach.