Web Results


Moreover, type B flu occurs only in human hosts. Health professionals recommend getting a flu vaccine each year. Type B Flu Symptoms Type B flu can cause some symptoms that are similar those experienced during a cold, including cough, congestion, sore throat, fatigue and congested sinuses.


Influenza B symptoms are very similar to those of the common cold. But influenza B is highly contagious and can lead to more serious conditions and complications if left untreated. We'll explain ...


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 ...


H5N1, which caused Bird Flu in 2004 4; Influenza B almost exclusively infects humans and is less common than influenza A. Flu type B also mutates about two to three times more slowly than influenza A. Because humans are the natural host of influenza B, pandemics generally do not occur with influenza B viruses. 22


Type B Influenza: Introduction. Type B Influenza: Type B influenza is a subtype of the influenza virus that tends to occur sporadically - can cause epidemics but not pandemics. Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well.


Influenza can cause a serious infection or death in newborns, the elderly and people with some chronic illnesses. The viruses that cause influenza are classified as A, B or C types, depending on how their proteins are composed. Type B viruses are the most common in humans. Causes of Influenza B. All flu viruses travel in the air as droplets of ...


Flu Symptoms. Influenza (also known as flu) is a contagious respiratory illness caused by flu viruses. It can cause mild to severe illness, and at times can lead to death. Flu is different from a cold. Flu usually comes on suddenly. People who are sick with flu often feel some or all of these symptoms: Fever* or feeling feverish/chills; Cough ...


The type A flu virus is generally thought to produce more severe symptoms compared to influenza B, however a 2016 study published in Clinical Infectious Diseases of more than 26,000 hospitalized flu victims discovered both types had comparable hospitalization rates, symptom severity and death rates.


Symptoms of Type A Influenza. Type A and Type B influenza cause the same set of symptoms, and protection against both types is included in the flu vaccine that scientists develop each year. According to the Centers for Disease Control and Prevention, there's also a third type of influenza virus, Type C, which causes only mild respiratory symptoms and is not included in the annual vaccine.


The flu (short for influenza) is a respiratory virus that affects the throat, nose, bronchi and, sometimes, the lungs. There are different types of influenza viruses and they evolve and change ...