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Lowering sodium intake could slow cellular aging and prevent heart disease

Salt can increase the rate of aging and the risk of heart disease in overweight teenagers, according to a study presented this week at an American Heart Association conference in San Francisco.

Overweight teenagers who reported higher sodium intakes had telomeres—protective ends of chromosomes that shorten with age—that were significantly shorter than those in overweight teenagers with lower sodium intakes.

“Lowering sodium intake, especially if you are overweight or obese, may slow down the cellular aging process that plays an important role in the development of heart disease,” Haidong Zhu, the lead author of the study and assistant professor of pediatrics at the Medical College of Georgia, said in a statement. Read More…