Being obese in middle age is a known risk factor, not only for heart disease, but for dementia. But in recent years, there’s been some suggestion that the so-called “healthy” obese, those whose obesity is not accompanied by other risk factors like high glucose or high cholesterol, don’t have an increased risk of heart disease or other health conditions. What wasn’t known, however, was whether the healthy obese are also safe from the more rapid decline in cognitive function.
