"Researchers have seen that a fair number of respiratory particles still escape into the surrounding air, even when an barrier like a tissue, sleeve, hand, or surgical mask is placed in front of the cougher's mouth,…. Plus, the droplets that sneak past cough-blocking barriers are the tiniest ones, which are light enough to hang around in the air for hours and small enough to penetrate your cube mate's respiratory tract.”
“One thing you can do to prevent the sickly spread is keep all particles away from your hands—either by coughing into a tissue or lugging antibacterial spray everywhere you go. Note that in lab conditions, many viruses survive longer on hard surfaces like doorknobs and keyboards than on porous surfaces like cloth or paper.”
“Whether or not you cover your mouth or become the office pariah by letting your coughs fly free, the best way to prevent germs from spreading is simply by washing your hands.”
*to read the full DETAILS article, “Health Myth: Does Covering Your Mouth When Coughing Keep Germs From Spreading?” by Nicole M. Bouvier, M.D, highlight and click on open hyperlink http://www.details.com/blogs/daily-details/2014/01/health-myth-covering-your-mouth-when-you-cough-keeps-germs-from-spreading.html
Note: This blog shares general information about understanding and navigating the health care system. For specific medical advice about your own problems, issues and options talk to your personal physician.