Tuberculosis, commonly known as TB, is a contagious and an often severe airborne disease caused by a bacterial infection. TB typically affects the lungs, but it also may affect any other organ of the body.It is usually treated with a regimen of drugs taken for 6 months to 2 years, depending on the type of infection.uberculosis, commonly known as TB, is a contagious and an often severe airborne disease caused by a bacterial infection. TB typically affects the lungs, but it also may affect any other organ of the body. It is usually treated with a regimen of drugs taken for 6 months to 2 years, depending on the type of infection.
The Dietary Guidelines for Americans 2015 address sodium intake in detail. The average daily sodium intake for Americans is 3,400 milligrams per day, an excessive amount that raises blood pressure and poses health risks.
The Dietary Guidelines for Americans, 2010 [PDF-2.9M] recommend that everyone age 2 and up should consume less than 2,300 milligrams (mg) of sodium each day. Some groups of people should further limit sodium intake to 1,500 mg per day, including:1  Adults age 51 or older.2  All African Americans.3  Anyone who has high blood pressure, diabetes, or chronic kidney disease.ome groups of people should further limit sodium intake to 1,500 mg per day, including: 1  Adults age 51 or older. 2  All African Americans. 3  Anyone who has high blood pressure, diabetes, or chronic kidney disease.