Dr. Ben Lounsbury (an Ear Nose and Throat physician) suggests that if we don't have a tissue, we should cough into our sleeves instead of hands. Why? So we don't spread diseases... (the video is a hoot!)
Link Hit Play or go to http://video.google.com/videoplay?docid=-8574515984097771637&q=ben%2Blounsbury [Google Video] | Coughsafe website - Thanks Ben Batschelet!
http://www.toronto.ca/health/sleeve_sneeze.htm
It's a little weird to see posters telling me to do something that my parents forebade me to do.