Researchers have put forth the theory that fat cells may store environmental toxins that can trigger the development of some cancers. They are also of the opinion that excess weight may alter hormone levels, which could also influence the development of disease.
U.S. National Institutes of Health guidelines advise bariatric surgery for people with a body mass index BMI of 35 or more with an obesity-related condition, or a BMI of 40 or more. BMI is calculated by dividing weight of a person in kilograms by height in meters squared.
Source-Medindia
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