That’s only true for cloth or medical masks. Well-fitting electro-static respirators (N95, FFP2, or better) do prevent you from getting infected with airborne d

That’s only true for cloth or medical masks. Well-fitting electro-static respirators (N95, FFP2, or better) do prevent you from getting infected with airborne diseases like Covid. Here’s a recent meta-study coming to that exact conclusion: > “[…] the subgroup showed a significant protective effect of using N95 respirators, particularly for medical staff.” https://www.sciencedirect.com/science/article/pii/S2211335523003054 https://www.sciencedirect.com/science/article/pii/S221133552...