[wastedyears]

Nothing like lowered oxygen levels.

[Grampa Dave]

Nothing like lowered oxygen levels.

[Socon-Econ]

Nothing like lowered oxygen levels.
*******
To compensate for the lowered oxygen levels, the body must breathe more, which means that more air is going in and out of the lungs to give them a given mount of oxygen. How this keeps the virus count down in closed spaces is beyond me. Only a Fauci could fall for this nonsense.