Yup! But discipline is needed. That is hard sometimes. That time you forgot something gin a shop and go back in without your mask? That’s all it takes with Omicron. A few seconds if someone infectious breathes on you.
If we had more clean air and filtration of course….
RT @EricTopol: 3+ years in, it's sad and notable that so much work has to go in to providing the evidence (for a respiratory virus) they work.
https://t.co/j9qf2ul7rA
https://www.washingtonpost.com/opinions/2023/03/03/face-masks-work-study/

🐦🔗: https://n.respublicae.eu/NChildersMEP/status/1634670601578135559