The most common type of influenza, as defined by the World Health Organization (WHO), is Influenza A (Flu). This virus is transmitted through respiratory droplets, and its symptoms are typically mild and transient, lasting for a few days. Symptoms include fever, cough, sore throat, runny nose, and headache. While the exact severity can vary from person to person, it's generally considered to be mild and manageable.
The virus is typically less severe than the flu caused by the flu virus. While the flu virus is more contagious, the influenza virus is less likely to cause severe illness, hospitalization, or death. This is due to the virus's relatively low transmissibility and its ability to evade the immune system, which is why it's often treated with antiviral medications.
Vaccination is a crucial public health measure to protect against the flu and other influenza-like illnesses. Individuals who are not vaccinated are at higher risk of getting the virus, and those who are vaccinated are less likely to experience severe symptom