Is This Good Advice for Preventing Swine Flu? | Snopes.com
MAN WEARING A SURGICAL MASK, PREVENTION AND FIGHT AGAINST THE H1N1 VIRUS OR INFLUENZA A, SWINE FLU Stock Photo - Alamy
A young woman wears a face mask preventing an infection with swine flu as she arrives from Mexico at Rhein Main airport in Frankfurt Main, Germany, 28 April 2009. The masks were