| If you are sick, the air that comes out of your mouth when you cough or sneeze may contain germs. Someone close by can breathe in your air, or touch a surface contaminated with your germs, and become ill. Cough or sneeze into a tissue or your shirt sleeve-not into your hands. Remember to throw away the tissue and wash your hands. | Video (30 seconds): How and why to cough and sneeze into your sleeve. |