Hydration equals salt plus water

In that order

The low salt mantra should have a black box warning:

Hyponatremia kills

Salt is the sponge that water fills

You may like to read my article

We breathe air not oxygen

I show an alternate lung physiology that discards the idea of the oxygen and carbon dioxide gaseous exchange

Lungs are facilitating red blood cell hydration nothing to do with oxygen

In fact oxygen is the opposite of what lungs require and I state oxygen toxicity is directly related to its dryness.

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