Simple home oxygen monitors signal when to seek COVID care
Can an Oximeter Help Detect COVID
Should you be checking your own oxygen levels if you have coronavirus symptoms?
Managing COVID
What's a pulse oximeter? Should I buy one to monitor COVID at home?
New study may help explain low oxygen levels in COVID
How And Why Oxygen Level Decline In COVID
Normally, when a patient has pneumonia, the tiny blood vessels around the fluid-filled areas of the lungs constrict called hypoxic vasoconstriction : Sensing a lack of oxygen in the damaged areas, the body shunts blood to other, healthier parts of the lungs.
This gives a measure of the colour of your blood.
The question was how the virus infects the immature red blood cells.