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(Learn the difference between Covid-19 symptoms vs. flu symptoms.) It’s important to know that a simple flu shot could reduce your risk of getting seriously ill with the flu, and you should get ...
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.
Influenza-like illness (ILI), also known as flu-like syndrome or flu-like symptoms, is a medical diagnosis of possible influenza or other illness causing a set of common symptoms. These include fever, shivering , chills , malaise , dry cough , loss of appetite , body aches, nausea , and sneezing typically in connection with a sudden onset of ...
Influenza B virus is the only species in the genus Betainfluenzavirus in the virus family Orthomyxoviridae. Influenza B virus is only known to infect certain mammal species, including humans, ferrets, pigs, and seals.
The flu vaccine, for everyone ages 6 months and older, is crucial, Dr. Eduardo Azziz-Baumgartner, a medical epidemiologist in CDC’s Influenza Division, previously told USA TODAY. While it won ...
Influenza B virus is almost exclusively a human pathogen, and is less common than influenza A. The only other animal known to be susceptible to influenza B infection is the seal. [47] This type of influenza mutates at a rate 2–3 times lower than type A [48] and consequently is less genetically diverse, with only one influenza B serotype. [26]
Though symptoms of a cold and the flu are similar, key differences set them apart. The two illnesses develop at different rates, with colds often beginning slowly and the flu taking hold more quickly.
What are the different types of influenza virus? There are four different types of influenza virus: A, B, C, and D. Influenza C usually causes only mild illness while D mostly affects animals ...