Cough Etiquette The main idea is to cover your mouth when you cough (or sneeze) so the germs in your body are not propelled into the air or across the room, which could make others sick.

Cover your cough if you think you might have this, Wohrley said. Cover your nose. Wash your hands. "And if you think you have pertussis, isolate yourself," she said. "Wear a mask." ...