Influenza, commonly known as "the flu", is an infectious disease caused by an
influenza virus. Symptoms can be mild to severe. The most common symptoms ...
Jul 21, 2016 ... The nasal spray flu vaccine (live attenuated influenza vaccine or LAIV) ... some
flu viruses circulate during the summer and influenza activity ...
4 days ago ... The flu is a contagious respiratory illness caused by influenza viruses that infect
the nose, throat, and lungs. It can cause mild to severe illness, ...
Influenza: WHO health topic page on influenza provides links to descriptions of
activities, reports, publications, statistics, news, multimedia and events, as well as
Influenza is a viral infection that attacks your respiratory system — your nose,
throat and lungs. Influenza, commonly called the flu, is not the same as stomach ...
The World Health Organization links national influenza centres and collaborating
centres for global influenza surveillance.
Jul 22, 2016 ... Flu, also known as influenza, is a respiratory illness caused by a virus. Influenza
is highly contagious and life-threatening for some population ...
Influenza, one of the most common infectious diseases, is a highly contagious
airborne disease that occurs in seasonal epidemics and manifests as an acute ...
Do you know the difference between a cold and the flu (influenza)? Or looking for
information on the "stomach flu?" Discover symptoms and treatment.
The influenza pandemic of 1918-1919 killed more people than the Great War,
known today as World War I (WWI), at somewhere between 20 and 40 million ...