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- Influenza (Flu) | CDC
Influenza (flu) is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and lungs Learn about flu, including symptoms, prevention methods, and treatment options
- Influenza - Wikipedia
Influenza A virus and influenza B virus circulate in humans and cause seasonal epidemics, and influenza C virus causes a mild infection, primarily in children Influenza D virus can infect humans but is not known to cause illness
- Influenza (flu) - Symptoms and causes - Mayo Clinic
Flu, also called influenza, is an infection of the nose, throat and lungs, which are part of the respiratory system 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
- Flu (Influenza): Causes, Symptoms, Types Treatment
What is the flu (influenza)? The flu is an illness you get from the influenza virus It causes symptoms like head and body aches, sore throat, fever and respiratory symptoms, which can be severe Flu is most common in winter months, when many people can get sick at once (an epidemic)
- Influenza (seasonal) - World Health Organization (WHO)
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
- Type A Influenza: Symptoms, Treatment, and Prevention - Healthline
Influenza — also known as the flu — is a contagious viral infection that attacks your respiratory system Influenza viruses that infect humans can be classified into three main groups: A, B,
- New, Severe Flu Variant Spreading in US: Watch for These Symptoms - TODAY
A mutated, potentially severe strain of influenza A called H3N2 "subtype K" is spreading worldwide Experts discuss what to expect in the U S , symptoms, and whether vaccine still work
- Influenza - Infectious Disease - Merck Manual Professional Edition
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 Influenza viruses are classified as type A, B, or C by their nucleoproteins and matrix proteins
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