Researchers have revealed that bariatric surgery-restrictive gastric banding and other types of gastric bypass-can radically reduce risk factors for heart disease and stroke, and within a short period of time, indicates an analysis of the available evidence,
The impact is much greater and faster than drug treatments for weight management or diabetes, they said, and in some cases, could be life-saving.
Being obese or overweight kills more than 2.6 million people every year. And the evidence shows that excess body fat produces harmful chemicals and skews gut hormones in favour of inflammation and insulin resistance-the precursor to diabetes.
The researchers trawled the major databases of research, published between 1950 and June 2012, on the impact of bariatric surgery on cardiovascular risks and on heart failure and structural changes to the heart.