MEL_Traveller
Veteran Member
- Joined
- Apr 27, 2005
- Posts
- 28,983
So give me the evidence of where it works with Omicron.
Why Experts Say People Should Wear Masks Again—Even If They're Fully Vaccinated and Boosted. The CDC says masks along with other covid protocols do help prevent the spread, even of omicron. You’d need to ask them for the data they used to support those claims.
Most other national health authorities have similar statements.