Is Salt Nature’s Antidepressant?

Very low sodium in rats, humans, and other land animals may induce something similar to depression—and that eating more salt may make us happier, Johnson thinks.

He points to one study of people with chronic fatigue syndrome. Many of the patients were found to have reduced their sodium intake for health reasons. Increasing sodium in their diets alleviated many of the patients’ symptoms.

More @ National Geographic

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