Does wearing masks lead to hypercapnia or hypoxia? (Carbon dioxide poisoning/Oxygen deprivation) No, it doesn't. This video busts other mask hoaxes too, including inhaling exhaled viruses, "masks cant filter viruses," "no need of masks when physical dista

Does wearing masks lead to hypercapnia or hypoxia? (Carbon dioxide poisoning/Oxygen deprivation) No, it doesn't. This video busts other mask hoaxes too, including inhaling exhaled viruses, "masks cant filter viruses," "no need of masks when physical dista