Scientists at Duke University Medical Center and the University of Melbourne have found that addictive drugs appear to hijack the same nerve cells and connections in the brain that serve a powerful, ancient instinct: our appetite for salt. In the new study, appearing in theProceedings of the National Academy of Sciences, the research team demonstrate […]
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Salt: nature’s antidepressant
Most people consume far too much salt and a University of Iowa (UI) researcher thinks we might crave it because it puts us in a better mood. UI psychologist Kim Johnson and colleagues found in their research that when rats are deficient in sodium chloride they shy away from activities they normally enjoy, like drinking […]