These organisms slowly drift to the floor or other surface depending on gravity, the size of the vapor droplet and prevailing air currents. They can stay suspended for several hours. The ability of these droplets to transmit disease depends on the temperature of the air, the ability of the bacteria or virus to survive out of the body and the virulence of the particular infectious product. Most bacteria and viruses don't do well when they are dried out. Consequently, they depend on some moisture.
Tenacious viruses can exist for several days as aerosolized droplets.
The Bronchitis went away after two different treatments with antibiotics, however I was left with a cough that only appeared if I bent my head to look down or if I laughed. I also do not suffer from shortness of breath or any other breathing difficulties. My physician not know the reason for my cough and suggested in November that it was just taking longer to recover from the Bronchitis. However, he did not do a sputum test or throat culture which I feel is a pretty basic test and would tell him a great deal about my cough's source. Common causes of persistent cough are 1.