6 Face Mask Dangers: Hypoxia, Reduced Immune Efficiency, & Causation Of COVID-19 Symptoms (www.humorousmathematics.com) posted 3 years ago by OperationQ 3 years ago by OperationQ +7 / -1 3 comments share 3 comments share save hide report block hide replies
Solution: just wear it over your mouth not your nose; tell people youre breathing through your nose and exhaling through your mouth due to coffee breath