Voluntary FDA guidelines would cut salt intake by 12 percent

With Americans consuming 50 percent more salt than recommended, the FDA issued voluntary guidelines on Wednesday that would reduce sodium content in packaged and restaurant food, the major source of salt in the diet. The FDA said guidelines might "become one of the most significant public health nutrition interventions in a generation."

True cost of food? $2.1 trillion more than the grocery bill.

The U.S. food system costs at least $3.2 trillion a year when the impact on human health, livelihoods and the environment is added to the $1.1 trillion paid each year for food, said a report by the Rockefeller Foundation. Most of the additional $2.1 trillion comes from the cost of obesity and …