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Sylvia Mathews Burwell
Health and Human Services Secretary Sylvia Mathews Burwell testifies on Capitol Hill in Washington on Oct. 7, 2015, before the House Agriculture Committee hearing on the 2015 Dietary Guidelines for Americans. Carolyn Kaster—AP

Congress Questions Federal Dietary Guidelines

TIME Health
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The top federal health and agriculture officials defended the government's dietary guidelines against an assault by a powerful Congressional committee Wednesday, saying they are based on the most solid science but were never meant to be the last word on nutrition.

The U.S. Department of Agriculture and the Health and Human Services Department are due to release the 2015 guidelines by the end of the year.

The aim is to help Americans eat the healthiest foods. The need becomes more dire with every year -- two-thirds of Americans are now overweight or obese, they eat far too few of the...

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