Obese people can gain extra years of life after weight-loss surgery – halving their risk of dying early from any cause.
Dramatic new evidence shows bariatric surgery – giving people procedures such as gastric bands – can improve long-term survival for patients from any age group.
Researchers say it works by cutting diabetes and other obesity-related conditions including heart problems.
Weight loss surgery includes gastric band surgery and gastric bypass (the stomach and intestines are pictured before, left, and after, right, the procedure). It can halve the risk of dying early from any cause It has also become safer in recent years, according to a study in the Journal of the American Medical Association.
The study found obese people had a 53 per cent lower risk of dying from any cause at five to 14 years after weight-loss surgery.
The study involved 2,500 obese patients and nearly 7,500 matched control receiving care at medical centres in the US Department of Veterans Affairs (VA) health system.
Study leader Dr David Arterburn, of the Seattle-based Group Health Research Institute, said ‘We have tracked a large group of patients for a long enough time that we can clearly see a strong link between bariatric surgery and long-term survival.
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