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Research finds link between obesity, influenza-related hospitalization risk

A study in the International Journal of Obesity showed that each 5 kg/m2 increase in body mass index increases the risk for influenza-related hospitalization by 40% among overweight or obese adults. Australian researchers evaluated data from the Sax Institute's 45 and Up study involving 246,494 adults and found that those with a BMI between 30 kg/m2 and 40 kg/m2 were at a 27% increased risk of receiving an influenza diagnosis, compared with normal-weight adults.

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