The big fat truth
More and more studies show that being overweight does not always shorten life — but some public-health researchers would rather not talk about them.
- Virginia Hughes
But many researchers accept Flegal's results and see them as just the latest report illustrating what is known as the obesity paradox. Being overweight increases a person's risk of diabetes, heart disease, cancer and many other chronic illnesses. But these studies suggest that for some people — particularly those who are middle-aged or older, or already sick — a bit of extra weight is not particularly harmful, and may even be helpful.
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