Sodium
From Ganfyd
Symbol: Na Atomic No: 11Sodium
Importance in Man of Sodium
The native metal (true sodium) is rather dangerous and toxic due to its reactivity but its ion is essential to life (see salt)
Web Resources for Sodium
Relevant Clinical Literature
RCT with Sodium from Pubmed
UK Guidance
Na. Metallic element. Large quantities are essential to metabolism, however our diets include too much in the form of salt and this has adverse effects in hypertension, in particular.
Hyponatraemia and hypernatraemia are both serious problems.