Flu in the air
Germs tiny enough to pass through surgical masks may cause half of all cases
By Stephen Ornes, 13:22 PM June 13, 2013
It’s easy to catch the flu. Just breathe.
Tiny, germ-laden particles in the air may cause half or more of all cases of the respiratory infection. And that is a surprise, scientists now report. Until now, researchers thought large particles — the type that can’t stay airborne long after being expelled by a cough or sneeze — spread most cases of influenza.
Tiny particles that can float in the air for hours to days are known as aerosols. Researchers knew that germy aerosols might spread flu...
Source URL: https://student.societyforscience.org/article/flu-air