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2010年美国膳食指南[Dietary Guideline For Americans 2010(7thedition)]建议>50岁的美国人及凡有各种常见健康情况或是有发生该种情况危险的人均应限盐<1 500 mg/d(65 mEq/d)。建议50岁以下的健康人限盐<2 300 mg/d(100 mEq/d)。围绕着指南的讨论称它减少死亡率及罹患率的裨益显著,每年节约数十亿医疗费用。
2010 Dietary Guideline for Americans 2010 (7thedition) recommends that> 50 mg of salt should be limited to <1 500 mg / day for Americans 50 years and in all common health conditions or at risk for such conditions 65 mEq / d). It is recommended that healthy people under 50 years of age limit salt intake <2 300 mg / d (100 mEq / d). The discussion around the guidelines calls for significant benefits in reducing mortality and morbidity, saving billions in annual medical bills.