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What is an optimal BMI after eighty?

Public health policies recommend maintaining a body mass index below 25, after which individuals are considered to be overweight or obese. A new study looked at optimal BMI in adults in China in their ninth decade or older, and concludes that these recommendations need to be revised upwards in this age group.

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Fig. 1: Optimal BMI for all-cause, CVD and non-CVD mortality in individuals aged 80 years and above.


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Correspondence to Jean Woo.

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Woo, J. What is an optimal BMI after eighty?. Nat Aging 2, 371–372 (2022).

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