Influenza A Virus Infection: Causes, Symptoms, and Treatment
1. Introduction Influenza A is a formidable viral pathogen responsible for significant seasonal epidemics and all documented influenza pandemics in human history. It causes an acute, contagious respiratory infection characterized by sudden fever, profound malaise, and respiratory distress. Unlike other types of influenza viruses, Influenza A possesses a unique ability to cross species barriers, creating … Read more