3 ms·
Has there been an empirical study since the danish one? https://www.acpjournals.org/doi/10.7326/m20-6817 https://www.acpjournals.org/doi/10.7326/m20-6817
by rightbyte 5y ago
Has there been an empirical study since the danish one?
https://www.acpjournals.org/doi/10.7326/m20-6817 https://www.acpjournals.org/doi/10.7326/m20-6817
- TheOtherHobbes 5y agoPlenty, although it's very hard to do a fully randomised trial of mask wearing on its own when everyone is also social distancing and hand washing. I know of no studies which suggest that mask wearing is a health risk, and plenty that suggest it's a health benefit.