The flu is contagious. WebMD tells you what you need to know so you don't spread it.
Flu symptoms tend to develop quickly and are usually more severe than the typical sneezing and stuffiness of a cold. The flu is very contagious. Find out what to .
A viral infectious disease, influenza is contagious and can last three to 14 days if there are no complications. Most healthy adults are thought to be infectious and .
Influenza, or flu, is a highly contagious respiratory illness caused by influenza viruses. The symptoms are more serious than a common cold. An annual flu shot
Influenza A is a highly contagious respiratory illness.. a list of common childhood illnesses, including Influenza A, and their recommended exclusion periods.
The "flu" or influenza is a serious disease. At times it can lead to death. It is very contagious and spreads in the U.S. each year, starting in the fall and continuing .
Learn how cold and flu viruses spread, find out when to seek medical care for influenza or a cold, and discover the contagious period for the flu and common .
Epidemics. 2012 Aug;4(3):132-8. doi: 10.1016/j.epidem.2012.06.001. Epub 2012 Jun 13. Estimating influenza latency and infectious period durations using viral .