A pandemic can occur when a new and different influenza a virus emerges that infects people, can spread efficiently among people, and against which people have little or no immunity. Influenza is a contagious respiratory illness caused by influenza viruses Overview flu, also called influenza, is an infection of the nose, throat and lungs, which are part of the respiratory system
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The flu is caused by a virus
Influenza viruses are different from the stomach flu viruses that cause diarrhea and vomiting
Most people with the flu get better on their own But sometimes, influenza and its complications can be deadly Flu (influenza) the flu is a common respiratory illness you get from the influenza virus Symptoms often include fever, head and body aches, coughing and a stuffy or runny nose
You’re at risk for serious complications if you have an underlying health condition or are pregnant Getting vaccinated every year is the best way to avoid getting sick with the flu. Influenza, acute viral infection of the upper or lower respiratory tract, marked by fever, chills, and a generalized feeling of malaise Influenza is caused by viruses in the family orthomyxoviridae
Learn more about the classification of influenza viruses, influenza outbreaks, and influenza symptoms and treatment.
Overview seasonal influenza (the flu) is an acute respiratory infection caused by influenza viruses It is common in all parts of the world Most people recover without treatment Influenza spreads easily between people when they cough or sneeze
Vaccination is the best way to prevent the disease Symptoms of influenza include acute onset of fever, cough, sore throat, body aches and fatigue. Influenza, commonly known as the flu, is an infectious disease caused by influenza viruses Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue
These symptoms begin one to four (typically two) days after exposure to the virus and last for about two to eight days
Diarrhea and vomiting can occur, particularly in. The flu (influenza) is a viral respiratory illness that causes fever, chills, runny nose, body aches, and cough It spreads easily from person to person The flu can cause moderate to severe symptoms.
Influenza, more popularly known as the flu, is a viral infection that affects the nose, throat, and lungs It spreads easily from person to person and can cause symptoms ranging from mild to severe, including fever, cough, body aches, and tiredness Most people recover within a couple of weeks, but the flu can sometimes lead to more serious illness, especially in young children, older adults. Influenza refers to illness caused by the influenza viruses, but the term is commonly and incorrectly used to refer to similar illnesses caused by other viral respiratory pathogens
