Influenza is a virus that is caused by the influenza virus. The symptoms can be mild to severe. It is generally contracted by cough and sneezing. After contracting the virus, it takes at least two days for the symptoms to show and typically last for almost seven days. It is a small distant contraction. The type of contraction can be determined in three different ways, i.e. Type A, Type B and Type C.
The symptoms of influenza vary from a child to an adult. A child will have symptoms like nausea and vomiting while adults have other symptoms like high fever and headaches. Influenza being a contractual virus can be treated with a vaccine that lasts only a year and by following regular hygienic habits like washing your hands with sanitizers and using face masks as a precautionary measure.