Sodium intake was associated with cardiovascular disease and strokes only in communities where mean intake was greater than 5 g/day. A strategy of sodium reduction in these communities and countries but not in others might be appropriate.
The researchers also found, “All major cardiovascular outcomes decreased with increasing potassium intake in all countries.”
Source: Urinary sodium excretion, blood pressure, cardiovascular disease, and mortality: a community-level prospective epidemiological cohort study – The Lancet
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All the best Jan