Influenza or flu is a highly contagious disease. It spreads easily because people infected around the street without knowing of his condition. influenza infections show symptoms, after almost a week, so there is no way of knowing that you are infected.
Introduction of influenza
Health Virus
Flu viruses spread in tiny droplets in sneezes and coughs. Usually spread from person to person. It can also spread when a person touches something that is accidentallyinfected with the virus and then touching their mouth or nose. Infections from the first day of a person until the fifth day are infected with the disease to spread. People aged 65 years and children aged under 5 years are at risk of serious illness from influenza. Millions of Americans suffer from influenza each year, and the number of patients from November to April, the U.S. flu season in
What are thedifferent types of influenza viruses?
more serious is published every 2 years or 3 influenza virus can be divided into three categories: A, B and C. The virus epidemics. A This virus is vulnerable to mutations and regularly produce new strains for which humans have little resistance, and is responsible for many pandemics in the world. The swine flu and avian influenza are the subtypes of this virus. These mutations caused by certain proteins onthe surface of the influenza virus. HA and NA or HA or neuraminidase, the two proteins, the virus does not thrive in the body. There are 16 known HA and NA note 9, each with a different subtype. The swine flu and avian influenza viruses from pigs and birds spread when a person comes into direct contact with them. This leads to various infections in humans and cause epidemics. Bird flu or avian influenza has caused a lot of people across the world and had spreadpandemic proportions.
Influenza B virus is relatively less dangerous, and this effort is responsible for smaller outbreaks. When you write, are infected with B, but then your immune system to resist this kind of virus for many years to come. Influenza B is more common in children between 5 and 14 who were still infected before.
Type C virus is a mild strain of influenza. The symptoms of type C are similar to symptoms of a cold.Plenty of rest and water are sufficient to treat this type of virus. Doctors can prescribe antiviral drugs to combat this virus, if your immune system is weak.
The symptoms of
Some people confuse flu symptoms with a cold because of their proximity. However, worsening of symptoms of influenza, and after some time you may experience the following problems:
Sneeze Cold Nasal congestion Headache High fever Chills Dry cough Muscle pain Abdominal pain Anorexia Fatigue
These flu-like symptoms can last 7-14 days. high fever and muscle aches may be after some time, but sore throat, runny nose and cough may persist for some time. Sometimes fever may occur for some time yet. Rest regularly to prevent the disease from spreading.
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