Weight loss surgery can actually benefit the brain, according to a new study.

In fact, researchers theorize that bariatric surgery could help reduce the risk of Alzheimer’s in obese people. Past research how shown that obese people face a 35% higher risk of developing Alzheimer’s than people at a normal weight.

“When we studied obese women prior to bariatric surgery, we found some areas of their brains metabolized sugars at a higher rate than normal weight women,” said one of the study’s authors, Cintia Cercato, MD, PhD, of the University of São Paolo in Brazil.

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