How effective is a surgical mask at protecting the wearer against the swine flu?

Posted: June 6th, 2009 | Filed under: Acute Ilnesses | Tags: Flu, Surgical Mask, Swine Flu | 24 Comments »

water_skipper asked:


How effective is a surgical mask at protecting the wearer against the swine flu? Let’s say for some reason I don’t want to get the swine flu (duh), would wearing a surgical mask in public protect me 100% or not?

swine flu