IT’S MUCH EAS­IER TO CATCH FLU THAN WE THOUGHT

BBC Earth (Asia) - - Update -

We all know it’s best to steer clear of a friend who is cough­ing and splut­ter­ing in the midst of flu sea­son. How­ever, a team at the Uni­ver­sity of Mary­land has found that in­fec­tious par­ti­cles can be spread sim­ply by breath­ing.

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