As always, take the information discussed in the video below and research it for yourself, and come to your own conclusions. Anyone telling you what the truth is, or claiming they have the answer, is likely leading you astray, for one reason or another. Stay Vigilant.
5 NIH/National Library of Medicine studies from 2004-2020 all finding verifiable health effects from wearing a face mask, including scientifically verified reduction is blood oxygen level:
Cloth Mask Study
SOME of the mask studies on efficacy:
Bitcoin Donations Are Appreciated: