Glen Allen, Alabama. Glen Allen is a town located in Fayette and Marion counties in the U.S. state of Alabama. The town incorporated in May 1959. At the 2010 census the population was 510. Glen Allen is positioned along the BNSF railway and is near Interstate 22, providing access to multiple expanding industries.
Influenza, commonly known as the flu , is an infectious disease caused by the influenza virus. Symptoms can be mild to severe. The most common symptoms include: a high fever, runny nose, sore throat, muscle pains, headache, coughing, and feeling tired. These symptoms typically begin two days after exposure to the virus and most last less than a week.
Recommend on Facebook Tweet ShareCompartir. There are two main types of influenza (flu) virus: Types A and B. The influenza A and B viruses that routinely spread in people (human influenza viruses) are responsible for seasonal flu epidemics each year.Influenza A viruses can be broken down into sub-types depending on the genes that make up the surface proteins.Over the course of a flu season, different types (A & B) and subtypes (influenza A) of influenza circulate and cause illness.nfluenza A viruses can be broken down into sub-types depending on the genes that make up the surface proteins. Over the course of a flu season, different types (A & B) and subtypes (influenza A) of influenza circulate and cause illness.