what is the difference between type a and type b of the flu?
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Strains of influenza B are exclusively contracted by humans, while influenza A can be carried (and spread) by animals, however, both strains are transmitted mainly by respiratory droplets from coughing and contact with an infected person.
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In the past, it was thought that infection with influenza A was more severe than infection with influenza B. However, a 2015 study in adults with influenza A and influenza B found they both resulted in similar rates of illness and death.
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Flu shots protect against three or four strains of flu virus. Trivalent flu vaccines protect against two influenza A strains — H1N1 and H3N2 — and one influenza B strain.
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Yes, it's possible to get the flu more than once a year, or even more than once a season. The main reason is that there are many different varieties of the flu virus. Influenza viruses come in four main types: A, B, C, and D. And for each type, there are numerous unique subtypes and strains.
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The first type, the single-dose hepatitis A vaccine, is given as two shots, 6 months apart, and both shots are needed for long-term protection against hepatitis A. The other type is a combination vaccine that protects people against both hepatitis A and hepatitis B.
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Both influenza A and B are immunized against in the annual flu vaccine, according to the CDC. Influenza Type C has much milder symptoms, according to the NIH. It causes mild respiratory infections, but it is not severe enough to cause global outbreaks like Type A has in the past.
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There are four types of influenza viruses: A, B, C and D. Human influenza A and B viruses cause seasonal epidemics of disease (known as the flu season) almost every winter in the United States.
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Type A and Type B personality theory. ... In this hypothesis, personalities that are more competitive, highly organized, ambitious, impatient, highly aware of time management and/or aggressive are labeled Type A, while more relaxed, less 'neurotic', 'frantic', 'explainable', personalities are labeled Type B.
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This is basic transfusion science. Basically AB-positive and AB-negative blood types have one important difference. AB-positive and AB-negative blood types both contain A and B antigens on their red cell surfaces. ... AB-positive and AB-negative blood types both contain A and B antigens on their red cell surfaces.
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"One does not increase or decrease the spread of the other, but it's quite common to see late-season surges like we're currently seeing." While the symptoms of influenza B mirrors those of influenza A, the main difference between the two strains is who it can affect.
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People with type A blood have anti-B antibodies. People with type B blood have anti-A antibodies. Type O blood contains both types of antibodies. The 2 steps above can accurately determine your blood type.
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What Are the Different Types of Flu? There are three types of flu viruses: A, B, and C. Type A and B cause the annual influenza epidemics that have up to 20% of the population sniffling, aching, coughing, and running high fevers. Type C also causes flu; however, type C flu symptoms are much less severe.
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There are three types of flu viruses: A, B, and C. Type A and B cause the annual influenza epidemics that have up to 20% of the population sniffling, aching, coughing, and running high fevers. Type C also causes flu; however, type C flu symptoms are much less severe.
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There are four types of influenza viruses: A, B, C and D. Human influenza A and B viruses cause seasonal epidemics of disease (known as the flu season) almost every winter in the United States. Influenza A viruses are the only influenza viruses known to cause flu pandemics, i.e., global epidemics of flu disease.
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In general, flu is worse than the common cold, and symptoms are more intense. Colds are usually milder than flu. People with colds are more likely to have a runny or stuffy nose. Colds generally do not result in serious health problems, such as pneumonia, bacterial infections, or hospitalizations.
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Hepatitis A vs. Hepatitis B. While hepatitis A and B both impact the liver, the two viruses differ greatly from one another. Hepatitis B is a blood-borne pathogen; its primary mode of transmission is through direct blood-to-blood contact with an infected person.
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Pneumonia symptoms vs. The flu usually comes on suddenly, while pneumonia takes longer to develop and can be a complication from the flu. The flu is caused by a viral infection, while pneumonia can be caused by either a bacterial infection or viral infection. Flu symptoms include: Body aches and pains.