A report in the Journal of the American Geriatrics Society found that BMI thresholds for overweight and obesity may be too restrictive for older people. Researchers at the University of Western Australia said older people who were overweight had a lower mortality risk than those of normal weight, while obese and normal-weight people had a similar mortality risk. A sedentary lifestyle, however, was tied to an increased risk of death, especially in women, the researchers found.

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